115907042 has 4 divisors (see below), whose sum is σ = 173860566. Its totient is φ = 57953520.

The previous prime is 115907039. The next prime is 115907053. The reversal of 115907042 is 240709511.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 94848121 + 21058921 = 9739^2 + 4589^2 .

It is a super-3 number, since 3×115907042³ (a number of 25 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 115906996 and 115907014.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28976759 + ... + 28976762.

Almost surely, 2^115907042 is an apocalyptic number.

115907042 is a deficient number, since it is larger than the sum of its proper divisors (57953524).

115907042 is an equidigital number, since it uses as much as digits as its factorization.

115907042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57953523.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 115907042 is about 10766.0132825480. The cubic root of 115907042 is about 487.5695865602.

The spelling of 115907042 in words is "one hundred fifteen million, nine hundred seven thousand, forty-two".