117865801 has 8 divisors (see below), whose sum is σ = 120599424. Its totient is φ = 115141680.

The previous prime is 117865771. The next prime is 117865849. The reversal of 117865801 is 108568711.

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 117865801 - 2⁷ = 117865673 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117865861) 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, 26766 + ... + 30856.

It is an arithmetic number, because the mean of its divisors is an integer number (15074928).

Almost surely, 2^117865801 is an apocalyptic number.

It is an amenable number.

117865801 is a deficient number, since it is larger than the sum of its proper divisors (2733623).

117865801 is an equidigital number, since it uses as much as digits as its factorization.

117865801 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4751.

The product of its (nonzero) digits is 13440, while the sum is 37.

The square root of 117865801 is about 10856.6017242966. The cubic root of 117865801 is about 490.3008023936.

The spelling of 117865801 in words is "one hundred seventeen million, eight hundred sixty-five thousand, eight hundred one".