117900160 has 64 divisors (see below), whose sum is σ = 322132320. Its totient is φ = 40421376.

The previous prime is 117900157. The next prime is 117900173. The reversal of 117900160 is 61009711.

It is a tau number, because it is divible by the number of its divisors (64).

It is a zygodrome in base 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8679 + ... + 17638.

Almost surely, 2^117900160 is an apocalyptic number.

117900160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117900160 is an abundant number, since it is smaller than the sum of its proper divisors (204232160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117900160 is an equidigital number, since it uses as much as digits as its factorization.

117900160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26343 (or 26331 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 25.

The square root of 117900160 is about 10858.1840102293. The cubic root of 117900160 is about 490.3484402112.

Adding to 117900160 its reverse (61009711), we get a palindrome (178909871).

The spelling of 117900160 in words is "one hundred seventeen million, nine hundred thousand, one hundred sixty".