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1042321301 = 7148903043
BaseRepresentation
bin111110001000001…
…000111110010101
32200122022102000122
4332020020332111
54113313240201
6251232321325
734554404420
oct7610107625
92618272018
101042321301
114953aa46a
122510a3245
13137c37488
149c6069b7
1561790e1b
hex3e208f95

1042321301 has 4 divisors (see below), whose sum is σ = 1191224352. Its totient is φ = 893418252.

The previous prime is 1042321283. The next prime is 1042321307. The reversal of 1042321301 is 1031232401.

1042321301 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1031232401 = 7853131317.

It is a cyclic number.

It is not a de Polignac number, because 1042321301 - 26 = 1042321237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042321301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1042321307) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74451515 + ... + 74451528.

It is an arithmetic number, because the mean of its divisors is an integer number (297806088).

Almost surely, 21042321301 is an apocalyptic number.

It is an amenable number.

1042321301 is a deficient number, since it is larger than the sum of its proper divisors (148903051).

1042321301 is an equidigital number, since it uses as much as digits as its factorization.

1042321301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148903050.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1042321301 is about 32285.0011770172. The cubic root of 1042321301 is about 1013.9126411000.

Adding to 1042321301 its reverse (1031232401), we get a palindrome (2073553702).

Subtracting from 1042321301 its reverse (1031232401), we obtain a square (11088900 = 33302).

The spelling of 1042321301 in words is "one billion, forty-two million, three hundred twenty-one thousand, three hundred one".

Divisors: 1 7 148903043 1042321301