117735765 has 16 divisors (see below), whose sum is σ = 215288448. Its totient is φ = 53822016.

The previous prime is 117735743. The next prime is 117735767. The reversal of 117735765 is 567537711.

It is not a de Polignac number, because 117735765 - 2⁷ = 117735637 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117735767) 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, 560542 + ... + 560751.

It is an arithmetic number, because the mean of its divisors is an integer number (13455528).

Almost surely, 2^117735765 is an apocalyptic number.

117735765 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

117735765 is a deficient number, since it is larger than the sum of its proper divisors (97552683).

117735765 is a wasteful number, since it uses less digits than its factorization.

117735765 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121308.

The product of its digits is 154350, while the sum is 42.

The square root of 117735765 is about 10850.6112731035. The cubic root of 117735765 is about 490.1204271544.

The spelling of 117735765 in words is "one hundred seventeen million, seven hundred thirty-five thousand, seven hundred sixty-five".