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1042361 = 1397499
BaseRepresentation
bin11111110011110111001
31221221211222
43332132321
5231323421
634201425
711600645
oct3763671
91857758
101042361
11652161
12423275
132a65a8
141d1c25
15158cab
hexfe7b9

1042361 has 4 divisors (see below), whose sum is σ = 1050000. Its totient is φ = 1034724.

The previous prime is 1042357. The next prime is 1042369. The reversal of 1042361 is 1632401.

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: 1632401 = 4613541.

It is a cyclic number.

It is not a de Polignac number, because 1042361 - 22 = 1042357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042369) 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, 3611 + ... + 3888.

It is an arithmetic number, because the mean of its divisors is an integer number (262500).

21042361 is an apocalyptic number.

It is an amenable number.

1042361 is a deficient number, since it is larger than the sum of its proper divisors (7639).

1042361 is an equidigital number, since it uses as much as digits as its factorization.

1042361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7638.

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

The square root of 1042361 is about 1020.9608219711. The cubic root of 1042361 is about 101.3925513269.

Adding to 1042361 its reverse (1632401), we get a palindrome (2674762).

The spelling of 1042361 in words is "one million, forty-two thousand, three hundred sixty-one".

Divisors: 1 139 7499 1042361