115355513 has 12 divisors (see below), whose sum is σ = 142757568. Its totient is φ = 91269360.

The previous prime is 115355503. The next prime is 115355543. The reversal of 115355513 is 315553511.

It is not a de Polignac number, because 115355513 - 2¹⁴ = 115339129 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (115355503) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47573 + ... + 49938.

It is an arithmetic number, because the mean of its divisors is an integer number (11896464).

Almost surely, 2^115355513 is an apocalyptic number.

115355513 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

115355513 is a deficient number, since it is larger than the sum of its proper divisors (27402055).

115355513 is an equidigital number, since it uses as much as digits as its factorization.

115355513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97544 (or 97531 counting only the distinct ones).

The product of its digits is 5625, while the sum is 29.

The square root of 115355513 is about 10740.3683828815. The cubic root of 115355513 is about 486.7950106133.

The spelling of 115355513 in words is "one hundred fifteen million, three hundred fifty-five thousand, five hundred thirteen".