115001636 has 12 divisors (see below), whose sum is σ = 202722828. Its totient is φ = 57080832.

The previous prime is 115001629. The next prime is 115001657. The reversal of 115001636 is 636100511.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 75864100 + 39137536 = 8710^2 + 6256^2 .

It is a nialpdrome in base 8.

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, 104381 + ... + 105476.

It is an arithmetic number, because the mean of its divisors is an integer number (16893569).

Almost surely, 2^115001636 is an apocalyptic number.

It is an amenable number.

115001636 is a deficient number, since it is larger than the sum of its proper divisors (87721192).

115001636 is a wasteful number, since it uses less digits than its factorization.

115001636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209998 (or 209996 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 115001636 is about 10723.8815733856. The cubic root of 115001636 is about 486.2967191207.

The spelling of 115001636 in words is "one hundred fifteen million, one thousand, six hundred thirty-six".