117813754 has 4 divisors (see below), whose sum is σ = 176720634. Its totient is φ = 58906876.

The previous prime is 117813739. The next prime is 117813763. The reversal of 117813754 is 457318711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 457318711 = 193 ⋅2369527.

It can be written as a sum of positive squares in only one way, i.e., 110817729 + 6996025 = 10527^2 + 2645^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29453437 + ... + 29453440.

Almost surely, 2^117813754 is an apocalyptic number.

117813754 is a deficient number, since it is larger than the sum of its proper divisors (58906880).

117813754 is an equidigital number, since it uses as much as digits as its factorization.

117813754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58906879.

The product of its digits is 23520, while the sum is 37.

The square root of 117813754 is about 10854.2044388338. The cubic root of 117813754 is about 490.2286230090.

The spelling of 117813754 in words is "one hundred seventeen million, eight hundred thirteen thousand, seven hundred fifty-four".