115525313 has 4 divisors (see below), whose sum is σ = 119251968. Its totient is φ = 111798660.

The previous prime is 115525309. The next prime is 115525327. The reversal of 115525313 is 313525511.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 115525313 - 2² = 115525309 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (115525303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1863281 + ... + 1863342.

It is an arithmetic number, because the mean of its divisors is an integer number (29812992).

Almost surely, 2^115525313 is an apocalyptic number.

It is an amenable number.

115525313 is a deficient number, since it is larger than the sum of its proper divisors (3726655).

115525313 is an equidigital number, since it uses as much as digits as its factorization.

115525313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3726654.

The product of its digits is 2250, while the sum is 26.

The square root of 115525313 is about 10748.2702329259. The cubic root of 115525313 is about 487.0337429379.

The spelling of 115525313 in words is "one hundred fifteen million, five hundred twenty-five thousand, three hundred thirteen".