117512016 has 20 divisors (see below), whose sum is σ = 303572832. Its totient is φ = 39170656.

The previous prime is 117511993. The next prime is 117512033. The reversal of 117512016 is 610215711.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1224036 + ... + 1224131.

Almost surely, 2^117512016 is an apocalyptic number.

117512016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

117512016 is an abundant number, since it is smaller than the sum of its proper divisors (186060816).

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

117512016 is a wasteful number, since it uses less digits than its factorization.

117512016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448178 (or 2448172 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 24.

The square root of 117512016 is about 10840.2959369198. The cubic root of 117512016 is about 489.8097498265.

Adding to 117512016 its reverse (610215711), we get a palindrome (727727727).

The spelling of 117512016 in words is "one hundred seventeen million, five hundred twelve thousand, sixteen".