117385434 has 24 divisors (see below), whose sum is σ = 254939412. Its totient is φ = 39035520.

The previous prime is 117385409. The next prime is 117385447. The reversal of 117385434 is 434583711.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 116704809 + 680625 = 10803^2 + 825^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 264 + ... + 15324.

Almost surely, 2^117385434 is an apocalyptic number.

117385434 is an abundant number, since it is smaller than the sum of its proper divisors (137553978).

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

117385434 is a wasteful number, since it uses less digits than its factorization.

117385434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15502 (or 15499 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 117385434 is about 10834.4558700472. The cubic root of 117385434 is about 489.6338149863.

The spelling of 117385434 in words is "one hundred seventeen million, three hundred eighty-five thousand, four hundred thirty-four".