117813351 has 8 divisors (see below), whose sum is σ = 157210240. Its totient is φ = 78479352.

The previous prime is 117813307. The next prime is 117813463. The reversal of 117813351 is 153318711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 117813351 - 2²² = 113619047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117813251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11161 + ... + 18978.

It is an arithmetic number, because the mean of its divisors is an integer number (19651280).

Almost surely, 2^117813351 is an apocalyptic number.

117813351 is a deficient number, since it is larger than the sum of its proper divisors (39396889).

117813351 is a wasteful number, since it uses less digits than its factorization.

117813351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31445.

The product of its digits is 2520, while the sum is 30.

The square root of 117813351 is about 10854.1858745831. The cubic root of 117813351 is about 490.2280640410.

The spelling of 117813351 in words is "one hundred seventeen million, eight hundred thirteen thousand, three hundred fifty-one".