115012258 has 4 divisors (see below), whose sum is σ = 172518390. Its totient is φ = 57506128.

The previous prime is 115012223. The next prime is 115012277. The reversal of 115012258 is 852210511.

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., 60886809 + 54125449 = 7803^2 + 7357^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28753063 + ... + 28753066.

Almost surely, 2^115012258 is an apocalyptic number.

115012258 is a deficient number, since it is larger than the sum of its proper divisors (57506132).

115012258 is an equidigital number, since it uses as much as digits as its factorization.

115012258 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57506131.

The product of its (nonzero) digits is 800, while the sum is 25.

The square root of 115012258 is about 10724.3768117313. The cubic root of 115012258 is about 486.3116907475.

Adding to 115012258 its reverse (852210511), we get a palindrome (967222769).

The spelling of 115012258 in words is "one hundred fifteen million, twelve thousand, two hundred fifty-eight".