113404160431 has 2 divisors, whose sum is σ = 113404160432. Its totient is φ = 113404160430.

The previous prime is 113404160423. The next prime is 113404160461. The reversal of 113404160431 is 134061404311.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113404160431 - 2³ = 113404160423 is a prime.

It is a super-2 number, since 2×113404160431² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113404160431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113404160461) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56702080215 + 56702080216.

It is an arithmetic number, because the mean of its divisors is an integer number (56702080216).

Almost surely, 2^113404160431 is an apocalyptic number.

113404160431 is a deficient number, since it is larger than the sum of its proper divisors (1).

113404160431 is an equidigital number, since it uses as much as digits as its factorization.

113404160431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 113404160431 its reverse (134061404311), we get a palindrome (247465564742).

The spelling of 113404160431 in words is "one hundred thirteen billion, four hundred four million, one hundred sixty thousand, four hundred thirty-one".