115133012 has 12 divisors (see below), whose sum is σ = 201592020. Its totient is φ = 57535296.

The previous prime is 115132991. The next prime is 115133021. The reversal of 115133012 is 210331511.

It can be written as a sum of positive squares in 2 ways, for example, as 33339076 + 81793936 = 5774^2 + 9044^2 .

It is a super-2 number, since 2×115133012² = 26511220904384288, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1814 + ... + 15282.

It is an arithmetic number, because the mean of its divisors is an integer number (16799335).

Almost surely, 2^115133012 is an apocalyptic number.

It is an amenable number.

115133012 is a deficient number, since it is larger than the sum of its proper divisors (86459008).

115133012 is a wasteful number, since it uses less digits than its factorization.

115133012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15610 (or 15608 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 17.

The square root of 115133012 is about 10730.0052190108. The cubic root of 115133012 is about 486.4818278065.

Adding to 115133012 its reverse (210331511), we get a palindrome (325464523).

The spelling of 115133012 in words is "one hundred fifteen million, one hundred thirty-three thousand, twelve".