117380531 has 8 divisors (see below), whose sum is σ = 121559184. Its totient is φ = 113274720.

The previous prime is 117380521. The next prime is 117380533. The reversal of 117380531 is 135083711.

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 117380531 - 2⁶ = 117380467 is a prime.

It is a super-2 number, since 2×117380531² = 27556378115683922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117380494 and 117380503.

It is not an unprimeable number, because it can be changed into a prime (117380533) 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, 14921 + ... + 21386.

It is an arithmetic number, because the mean of its divisors is an integer number (15194898).

Almost surely, 2^117380531 is an apocalyptic number.

117380531 is a deficient number, since it is larger than the sum of its proper divisors (4178653).

117380531 is an equidigital number, since it uses as much as digits as its factorization.

117380531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36421.

The product of its (nonzero) digits is 2520, while the sum is 29.

The square root of 117380531 is about 10834.2295988224. The cubic root of 117380531 is about 489.6269978202.

The spelling of 117380531 in words is "one hundred seventeen million, three hundred eighty thousand, five hundred thirty-one".