117657533 has 8 divisors (see below), whose sum is σ = 134943168. Its totient is φ = 100491264.

The previous prime is 117657517. The next prime is 117657559. The reversal of 117657533 is 335756711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117657533 - 2⁴ = 117657517 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 (117656533) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27716 + ... + 31677.

It is an arithmetic number, because the mean of its divisors is an integer number (16867896).

Almost surely, 2^117657533 is an apocalyptic number.

It is an amenable number.

117657533 is a deficient number, since it is larger than the sum of its proper divisors (17285635).

117657533 is an equidigital number, since it uses as much as digits as its factorization.

117657533 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59683.

The product of its digits is 66150, while the sum is 38.

The square root of 117657533 is about 10847.0057158646. The cubic root of 117657533 is about 490.0118461665.

The spelling of 117657533 in words is "one hundred seventeen million, six hundred fifty-seven thousand, five hundred thirty-three".