117321501 has 32 divisors (see below), whose sum is σ = 180702720. Its totient is φ = 67032000.

The previous prime is 117321493. The next prime is 117321521. The reversal of 117321501 is 105123711.

It is a happy number.

It is not a de Polignac number, because 117321501 - 2³ = 117321493 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117321521) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39726 + ... + 42576.

It is an arithmetic number, because the mean of its divisors is an integer number (5646960).

Almost surely, 2^117321501 is an apocalyptic number.

117321501 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

117321501 is a deficient number, since it is larger than the sum of its proper divisors (63381219).

117321501 is a wasteful number, since it uses less digits than its factorization.

117321501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2937.

The product of its (nonzero) digits is 210, while the sum is 21.

The square root of 117321501 is about 10831.5050200792. The cubic root of 117321501 is about 489.5449071822.

The spelling of 117321501 in words is "one hundred seventeen million, three hundred twenty-one thousand, five hundred one".