117328831 has 8 divisors (see below), whose sum is σ = 121264128. Its totient is φ = 113403000.

The previous prime is 117328829. The next prime is 117328847. The reversal of 117328831 is 138823711.

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

It is a cyclic number.

It is not a de Polignac number, because 117328831 - 2¹ = 117328829 is a prime.

It is a super-2 number, since 2×117328831² = 27532109167653122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117328231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30126 + ... + 33796.

It is an arithmetic number, because the mean of its divisors is an integer number (15158016).

Almost surely, 2^117328831 is an apocalyptic number.

117328831 is a deficient number, since it is larger than the sum of its proper divisors (3935297).

117328831 is a wasteful number, since it uses less digits than its factorization.

117328831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4733.

The product of its digits is 8064, while the sum is 34.

The square root of 117328831 is about 10831.8433795915. The cubic root of 117328831 is about 489.5551022144. Note that the first 3 decimals are identical.

The spelling of 117328831 in words is "one hundred seventeen million, three hundred twenty-eight thousand, eight hundred thirty-one".