117769265 has 4 divisors (see below), whose sum is σ = 141323124. Its totient is φ = 94215408.

The previous prime is 117769241. The next prime is 117769271. The reversal of 117769265 is 562967711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 562967711 = 23 ⋅24476857.

It can be written as a sum of positive squares in 2 ways, for example, as 23892544 + 93876721 = 4888^2 + 9689^2 .

It is a cyclic number.

It is not a de Polignac number, because 117769265 - 2¹⁰ = 117768241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11776922 + ... + 11776931.

It is an arithmetic number, because the mean of its divisors is an integer number (35330781).

Almost surely, 2^117769265 is an apocalyptic number.

It is an amenable number.

117769265 is a deficient number, since it is larger than the sum of its proper divisors (23553859).

117769265 is an equidigital number, since it uses as much as digits as its factorization.

117769265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23553858.

The product of its digits is 158760, while the sum is 44.

The square root of 117769265 is about 10852.1548551428. The cubic root of 117769265 is about 490.1669082931.

The spelling of 117769265 in words is "one hundred seventeen million, seven hundred sixty-nine thousand, two hundred sixty-five".