117800637 has 16 divisors (see below), whose sum is σ = 162153600. Its totient is φ = 76012992.

The previous prime is 117800629. The next prime is 117800653. The reversal of 117800637 is 736008711.

It is not a de Polignac number, because 117800637 - 2³ = 117800629 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 117800598 and 117800607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117800537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19423 + ... + 24755.

It is an arithmetic number, because the mean of its divisors is an integer number (10134600).

Almost surely, 2^117800637 is an apocalyptic number.

It is an amenable number.

117800637 is a deficient number, since it is larger than the sum of its proper divisors (44352963).

117800637 is a wasteful number, since it uses less digits than its factorization.

117800637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572.

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 117800637 is about 10853.6001861134. The cubic root of 117800637 is about 490.2104288472.

The spelling of 117800637 in words is "one hundred seventeen million, eight hundred thousand, six hundred thirty-seven".