117137503 has 4 divisors (see below), whose sum is σ = 133871440. Its totient is φ = 100403568.

The previous prime is 117137453. The next prime is 117137509. The reversal of 117137503 is 305731711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 117137503 - 2⁹ = 117136991 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 (117137509) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 8366958 + ... + 8366971.

It is an arithmetic number, because the mean of its divisors is an integer number (33467860).

Almost surely, 2^117137503 is an apocalyptic number.

117137503 is a deficient number, since it is larger than the sum of its proper divisors (16733937).

117137503 is an equidigital number, since it uses as much as digits as its factorization.

117137503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16733936.

The product of its (nonzero) digits is 2205, while the sum is 28.

The square root of 117137503 is about 10823.0080384337. The cubic root of 117137503 is about 489.2888517755.

The spelling of 117137503 in words is "one hundred seventeen million, one hundred thirty-seven thousand, five hundred three".