117156503 has 16 divisors (see below), whose sum is σ = 130818240. Its totient is φ = 104349696.

The previous prime is 117156497. The next prime is 117156511. The reversal of 117156503 is 305651711.

It is a cyclic number.

It is not a de Polignac number, because 117156503 - 2⁶ = 117156439 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 (117156563) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36383 + ... + 39471.

It is an arithmetic number, because the mean of its divisors is an integer number (8176140).

Almost surely, 2^117156503 is an apocalyptic number.

117156503 is a deficient number, since it is larger than the sum of its proper divisors (13661737).

117156503 is a wasteful number, since it uses less digits than its factorization.

117156503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3226.

The product of its (nonzero) digits is 3150, while the sum is 29.

The square root of 117156503 is about 10823.8857625162. The cubic root of 117156503 is about 489.3153049761.

The spelling of 117156503 in words is "one hundred seventeen million, one hundred fifty-six thousand, five hundred three".