115869313 has 8 divisors (see below), whose sum is σ = 133788032. Its totient is φ = 98292096.

The previous prime is 115869307. The next prime is 115869319. The reversal of 115869313 is 313968511.

It is an interprime number because it is at equal distance from previous prime (115869307) and next prime (115869319).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 115869313 - 2⁹ = 115868801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115869319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84645 + ... + 86002.

It is an arithmetic number, because the mean of its divisors is an integer number (16723504).

Almost surely, 2^115869313 is an apocalyptic number.

It is an amenable number.

115869313 is a deficient number, since it is larger than the sum of its proper divisors (17918719).

115869313 is an equidigital number, since it uses as much as digits as its factorization.

115869313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170751.

The product of its digits is 19440, while the sum is 37.

The square root of 115869313 is about 10764.2609128542. The cubic root of 115869313 is about 487.5166777551.

The spelling of 115869313 in words is "one hundred fifteen million, eight hundred sixty-nine thousand, three hundred thirteen".