117736997 has 16 divisors (see below), whose sum is σ = 138857472. Its totient is φ = 97718400.

The previous prime is 117736991. The next prime is 117736999. The reversal of 117736997 is 799637711.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 117736997 - 2⁴ = 117736981 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 (117736991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59372 + ... + 61322.

It is an arithmetic number, because the mean of its divisors is an integer number (8678592).

Almost surely, 2^117736997 is an apocalyptic number.

It is an amenable number.

117736997 is a deficient number, since it is larger than the sum of its proper divisors (21120475).

117736997 is a wasteful number, since it uses less digits than its factorization.

117736997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2228.

The product of its digits is 500094, while the sum is 50.

The square root of 117736997 is about 10850.6680439501. The cubic root of 117736997 is about 490.1221367064.

The spelling of 117736997 in words is "one hundred seventeen million, seven hundred thirty-six thousand, nine hundred ninety-seven".