117770513 has 16 divisors (see below), whose sum is σ = 137337984. Its totient is φ = 98910720.

The previous prime is 117770503. The next prime is 117770539. The reversal of 117770513 is 315077711.

It is a cyclic number.

It is not a de Polignac number, because 117770513 - 2⁶ = 117770449 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 117770513.

It is not an unprimeable number, because it can be changed into a prime (117770503) 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, 71843 + ... + 73463.

It is an arithmetic number, because the mean of its divisors is an integer number (8583624).

Almost surely, 2^117770513 is an apocalyptic number.

It is an amenable number.

117770513 is a deficient number, since it is larger than the sum of its proper divisors (19567471).

117770513 is a wasteful number, since it uses less digits than its factorization.

117770513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832.

The product of its (nonzero) digits is 5145, while the sum is 32.

The square root of 117770513 is about 10852.2123550915. The cubic root of 117770513 is about 490.1686397187.

The spelling of 117770513 in words is "one hundred seventeen million, seven hundred seventy thousand, five hundred thirteen".