115431007 has 2 divisors, whose sum is σ = 115431008. Its totient is φ = 115431006.

The previous prime is 115430999. The next prime is 115431053. The reversal of 115431007 is 700134511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115431007 - 2³ = 115430999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115431607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57715503 + 57715504.

It is an arithmetic number, because the mean of its divisors is an integer number (57715504).

Almost surely, 2^115431007 is an apocalyptic number.

115431007 is a deficient number, since it is larger than the sum of its proper divisors (1).

115431007 is an equidigital number, since it uses as much as digits as its factorization.

115431007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 22.

The square root of 115431007 is about 10743.8823057589. The cubic root of 115431007 is about 486.9011812028.

Adding to 115431007 its reverse (700134511), we get a palindrome (815565518).

The spelling of 115431007 in words is "one hundred fifteen million, four hundred thirty-one thousand, seven".