115142459 has 2 divisors, whose sum is σ = 115142460. Its totient is φ = 115142458.

The previous prime is 115142431. The next prime is 115142501. The reversal of 115142459 is 954241511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115142459 - 2²⁰ = 114093883 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (115142359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57571229 + 57571230.

It is an arithmetic number, because the mean of its divisors is an integer number (57571230).

Almost surely, 2^115142459 is an apocalyptic number.

115142459 is a deficient number, since it is larger than the sum of its proper divisors (1).

115142459 is an equidigital number, since it uses as much as digits as its factorization.

115142459 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7200, while the sum is 32.

The square root of 115142459 is about 10730.4454241192. The cubic root of 115142459 is about 486.4951331943.

The spelling of 115142459 in words is "one hundred fifteen million, one hundred forty-two thousand, four hundred fifty-nine".