117565793 has 2 divisors, whose sum is σ = 117565794. Its totient is φ = 117565792.

The previous prime is 117565759. The next prime is 117565801. The reversal of 117565793 is 397565711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 114425809 + 3139984 = 10697^2 + 1772^2 .

It is a cyclic number.

It is not a de Polignac number, because 117565793 - 2⁶ = 117565729 is a prime.

It is not a weakly prime, because it can be changed into another prime (117565093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58782896 + 58782897.

It is an arithmetic number, because the mean of its divisors is an integer number (58782897).

Almost surely, 2^117565793 is an apocalyptic number.

It is an amenable number.

117565793 is a deficient number, since it is larger than the sum of its proper divisors (1).

117565793 is an equidigital number, since it uses as much as digits as its factorization.

117565793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 198450, while the sum is 44.

The square root of 117565793 is about 10842.7760744193. The cubic root of 117565793 is about 489.8844556106.

The spelling of 117565793 in words is "one hundred seventeen million, five hundred sixty-five thousand, seven hundred ninety-three".