117023517 has 24 divisors (see below), whose sum is σ = 189955584. Its totient is φ = 68881824.

The previous prime is 117023513. The next prime is 117023521. The reversal of 117023517 is 715320711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (117023513) and next prime (117023521).

It is not a de Polignac number, because 117023517 - 2² = 117023513 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117023513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19053 + ... + 24434.

It is an arithmetic number, because the mean of its divisors is an integer number (7914816).

Almost surely, 2^117023517 is an apocalyptic number.

It is an amenable number.

117023517 is a deficient number, since it is larger than the sum of its proper divisors (72932067).

117023517 is a wasteful number, since it uses less digits than its factorization.

117023517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43529 (or 43526 counting only the distinct ones).

The product of its (nonzero) digits is 1470, while the sum is 27.

The square root of 117023517 is about 10817.7408454816. The cubic root of 117023517 is about 489.1300919763.

The spelling of 117023517 in words is "one hundred seventeen million, twenty-three thousand, five hundred seventeen".