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1001301401 = 1277884263
BaseRepresentation
bin111011101011101…
…010010110011001
32120210010101022002
4323223222112121
54022313121101
6243205210345
733545631032
oct7353522631
92523111262
101001301401
11474232621
1223b4009b5
1312c5a4649
1496da9a89
155cd8bd6b
hex3baea599

1001301401 has 4 divisors (see below), whose sum is σ = 1009185792. Its totient is φ = 993417012.

The previous prime is 1001301383. The next prime is 1001301403. The reversal of 1001301401 is 1041031001.

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: 1041031001 = 3728135973.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1001301401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1001301403) 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, 3942005 + ... + 3942258.

It is an arithmetic number, because the mean of its divisors is an integer number (252296448).

Almost surely, 21001301401 is an apocalyptic number.

It is an amenable number.

1001301401 is a deficient number, since it is larger than the sum of its proper divisors (7884391).

1001301401 is an equidigital number, since it uses as much as digits as its factorization.

1001301401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7884390.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1001301401 is about 31643.3468678647. The cubic root of 1001301401 is about 1000.4336122865.

Adding to 1001301401 its reverse (1041031001), we get a palindrome (2042332402).

The spelling of 1001301401 in words is "one billion, one million, three hundred one thousand, four hundred one".

Divisors: 1 127 7884263 1001301401