117431016 has 32 divisors (see below), whose sum is σ = 295284960. Its totient is φ = 38916032.

The previous prime is 117431009. The next prime is 117431023. The reversal of 117431016 is 610134711.

It is an interprime number because it is at equal distance from previous prime (117431009) and next prime (117431023).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9990 + ... + 18293.

It is an arithmetic number, because the mean of its divisors is an integer number (9227655).

Almost surely, 2^117431016 is an apocalyptic number.

It is an amenable number.

117431016 is an abundant number, since it is smaller than the sum of its proper divisors (177853944).

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

117431016 is a wasteful number, since it uses less digits than its factorization.

117431016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28465 (or 28461 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

The square root of 117431016 is about 10836.5592325239. The cubic root of 117431016 is about 489.6971834401.

Adding to 117431016 its reverse (610134711), we get a palindrome (727565727).

The spelling of 117431016 in words is "one hundred seventeen million, four hundred thirty-one thousand, sixteen".