117458858 has 8 divisors (see below), whose sum is σ = 192205440. Its totient is φ = 53390380.

The previous prime is 117458857. The next prime is 117458863. The reversal of 117458858 is 858854711.

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

It is not an unprimeable number, because it can be changed into a prime (117458851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2669498 + ... + 2669541.

It is an arithmetic number, because the mean of its divisors is an integer number (24025680).

Almost surely, 2^117458858 is an apocalyptic number.

117458858 is a deficient number, since it is larger than the sum of its proper divisors (74746582).

117458858 is a wasteful number, since it uses less digits than its factorization.

117458858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5339052.

The product of its digits is 358400, while the sum is 47.

The square root of 117458858 is about 10837.8437892415. The cubic root of 117458858 is about 489.7358815401.

The spelling of 117458858 in words is "one hundred seventeen million, four hundred fifty-eight thousand, eight hundred fifty-eight".