115415506 has 8 divisors (see below), whose sum is σ = 177802380. Its totient is φ = 56148048.

The previous prime is 115415497. The next prime is 115415527. The reversal of 115415506 is 605514511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 109935225 + 5480281 = 10485^2 + 2341^2 .

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

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 3 ways as a sum of consecutive naturals, for example, 779761 + ... + 779908.

Almost surely, 2^115415506 is an apocalyptic number.

115415506 is a deficient number, since it is larger than the sum of its proper divisors (62386874).

115415506 is a wasteful number, since it uses less digits than its factorization.

115415506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1559708.

The product of its (nonzero) digits is 3000, while the sum is 28.

The square root of 115415506 is about 10743.1608942620. The cubic root of 115415506 is about 486.8793852306.

It can be divided in two parts, 115415 and 506, that added together give a triangular number (115921 = T₄₈₁).

The spelling of 115415506 in words is "one hundred fifteen million, four hundred fifteen thousand, five hundred six".