117314531 has 12 divisors (see below), whose sum is σ = 127174752. Its totient is φ = 108123984.

The previous prime is 117314503. The next prime is 117314539. The reversal of 117314531 is 135413711.

It is not a de Polignac number, because 117314531 - 2¹⁰ = 117313507 is a prime.

It is a super-2 number, since 2×117314531² = 27525398367499922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 117314531.

It is not an unprimeable number, because it can be changed into a prime (117314539) 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 11 ways as a sum of consecutive naturals, for example, 8966 + ... + 17748.

It is an arithmetic number, because the mean of its divisors is an integer number (10597896).

Almost surely, 2^117314531 is an apocalyptic number.

117314531 is a deficient number, since it is larger than the sum of its proper divisors (9860221).

117314531 is an equidigital number, since it uses as much as digits as its factorization.

117314531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8858 (or 8839 counting only the distinct ones).

The product of its digits is 1260, while the sum is 26.

The square root of 117314531 is about 10831.1832686923. The cubic root of 117314531 is about 489.5352124671.

The spelling of 117314531 in words is "one hundred seventeen million, three hundred fourteen thousand, five hundred thirty-one".