117816452 has 48 divisors (see below), whose sum is σ = 230874672. Its totient is φ = 52254720.

The previous prime is 117816449. The next prime is 117816463. The reversal of 117816452 is 254618711.

It can be written as a sum of positive squares in 8 ways, for example, as 16532356 + 101284096 = 4066^2 + 10064^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155258 + ... + 156014.

It is an arithmetic number, because the mean of its divisors is an integer number (4809889).

Almost surely, 2^117816452 is an apocalyptic number.

It is an amenable number.

117816452 is a deficient number, since it is larger than the sum of its proper divisors (113058220).

117816452 is a wasteful number, since it uses less digits than its factorization.

117816452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 888 (or 886 counting only the distinct ones).

The product of its digits is 13440, while the sum is 35.

The square root of 117816452 is about 10854.3287217589. The cubic root of 117816452 is about 490.2323651491.

The spelling of 117816452 in words is "one hundred seventeen million, eight hundred sixteen thousand, four hundred fifty-two".