117809753 has 2 divisors, whose sum is σ = 117809754. Its totient is φ = 117809752.

The previous prime is 117809729. The next prime is 117809761. The reversal of 117809753 is 357908711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115713049 + 2096704 = 10757^2 + 1448^2 .

It is a cyclic number.

It is not a de Polignac number, because 117809753 - 2¹⁰ = 117808729 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 117809753.

It is not a weakly prime, because it can be changed into another prime (117809953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58904876 + 58904877.

It is an arithmetic number, because the mean of its divisors is an integer number (58904877).

Almost surely, 2^117809753 is an apocalyptic number.

It is an amenable number.

117809753 is a deficient number, since it is larger than the sum of its proper divisors (1).

117809753 is an equidigital number, since it uses as much as digits as its factorization.

117809753 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 52920, while the sum is 41.

The square root of 117809753 is about 10854.0201308087. The cubic root of 117809753 is about 490.2230734959.

The spelling of 117809753 in words is "one hundred seventeen million, eight hundred nine thousand, seven hundred fifty-three".