115719655 has 4 divisors (see below), whose sum is σ = 138863592. Its totient is φ = 92575720.

The previous prime is 115719649. The next prime is 115719661. The reversal of 115719655 is 556917511.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (115719649) and next prime (115719661).

It is not a de Polignac number, because 115719655 - 2¹¹ = 115717607 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 11571961 + ... + 11571970.

It is an arithmetic number, because the mean of its divisors is an integer number (34715898).

Almost surely, 2^115719655 is an apocalyptic number.

115719655 is a deficient number, since it is larger than the sum of its proper divisors (23143937).

115719655 is an equidigital number, since it uses as much as digits as its factorization.

115719655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23143936.

The product of its digits is 47250, while the sum is 40.

The square root of 115719655 is about 10757.3070514883. The cubic root of 115719655 is about 487.3066934664.

The spelling of 115719655 in words is "one hundred fifteen million, seven hundred nineteen thousand, six hundred fifty-five".