117155696 has 80 divisors (see below), whose sum is σ = 274649088. Its totient is φ = 47347200.

The previous prime is 117155671. The next prime is 117155711. The reversal of 117155696 is 696551711.

117155696 = 1929² + 1930² + ... + 1959².

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a congruent number.

It is an unprimeable number.

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, 141941 + ... + 142763.

Almost surely, 2^117155696 is an apocalyptic number.

117155696 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 117155696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137324544).

117155696 is an abundant number, since it is smaller than the sum of its proper divisors (157493392).

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

117155696 is a wasteful number, since it uses less digits than its factorization.

117155696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 910 (or 904 counting only the distinct ones).

The product of its digits is 56700, while the sum is 41.

The square root of 117155696 is about 10823.8484837880. The cubic root of 117155696 is about 489.3141814694.

The spelling of 117155696 in words is "one hundred seventeen million, one hundred fifty-five thousand, six hundred ninety-six".