115325613 has 56 divisors (see below), whose sum is σ = 191213792. Its totient is φ = 69074208.

The previous prime is 115325599. The next prime is 115325621. The reversal of 115325613 is 316523511.

115325613 is a `hidden beast` number, since 1 + 15 + 32 + 5 + 613 = 666.

It is not a de Polignac number, because 115325613 - 2⁹ = 115325101 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115320613) 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 in 55 ways as a sum of consecutive naturals, for example, 407370 + ... + 407652.

It is an arithmetic number, because the mean of its divisors is an integer number (3414532).

Almost surely, 2^115325613 is an apocalyptic number.

115325613 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

115325613 is a deficient number, since it is larger than the sum of its proper divisors (75888179).

115325613 is an equidigital number, since it uses as much as digits as its factorization.

115325613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357 (or 342 counting only the distinct ones).

The product of its digits is 2700, while the sum is 27.

The square root of 115325613 is about 10738.9763478648. The cubic root of 115325613 is about 486.7529480996.

The spelling of 115325613 in words is "one hundred fifteen million, three hundred twenty-five thousand, six hundred thirteen".