117009557 has 8 divisors (see below), whose sum is σ = 133796736. Its totient is φ = 100240272.

The previous prime is 117009553. The next prime is 117009587. The reversal of 117009557 is 755900711.

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 117009557 - 2² = 117009553 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 (117009553) 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, 15503 + ... + 21779.

It is an arithmetic number, because the mean of its divisors is an integer number (16724592).

Almost surely, 2^117009557 is an apocalyptic number.

It is an amenable number.

117009557 is a deficient number, since it is larger than the sum of its proper divisors (16787179).

117009557 is an equidigital number, since it uses as much as digits as its factorization.

117009557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8947.

The product of its (nonzero) digits is 11025, while the sum is 35.

The square root of 117009557 is about 10817.0955898522. The cubic root of 117009557 is about 489.1106413912.

The spelling of 117009557 in words is "one hundred seventeen million, nine thousand, five hundred fifty-seven".