115690005 has 32 divisors (see below), whose sum is σ = 207619200. Its totient is φ = 61117056.

The previous prime is 115689997. The next prime is 115690013. The reversal of 115690005 is 500096511.

It is an interprime number because it is at equal distance from previous prime (115689997) and next prime (115690013).

It is not a de Polignac number, because 115690005 - 2³ = 115689997 is a prime.

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

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 10441 + ... + 18449.

It is an arithmetic number, because the mean of its divisors is an integer number (6488100).

Almost surely, 2^115690005 is an apocalyptic number.

115690005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

115690005 is a deficient number, since it is larger than the sum of its proper divisors (91929195).

115690005 is a wasteful number, since it uses less digits than its factorization.

115690005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8130 (or 8124 counting only the distinct ones).

The product of its (nonzero) digits is 1350, while the sum is 27.

The square root of 115690005 is about 10755.9288301848. The cubic root of 115690005 is about 487.2650702358.

The spelling of 115690005 in words is "one hundred fifteen million, six hundred ninety thousand, five".