117964793 has 2 divisors, whose sum is σ = 117964794. Its totient is φ = 117964792.

The previous prime is 117964757. The next prime is 117964801. The reversal of 117964793 is 397469711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101868649 + 16096144 = 10093^2 + 4012^2 .

It is an emirp because it is prime and its reverse (397469711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117964793 - 2¹² = 117960697 is a prime.

It is not a weakly prime, because it can be changed into another prime (117964733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58982396 + 58982397.

It is an arithmetic number, because the mean of its divisors is an integer number (58982397).

Almost surely, 2^117964793 is an apocalyptic number.

It is an amenable number.

117964793 is a deficient number, since it is larger than the sum of its proper divisors (1).

117964793 is an equidigital number, since it uses as much as digits as its factorization.

117964793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 285768, while the sum is 47.

The square root of 117964793 is about 10861.1598367762. The cubic root of 117964793 is about 490.4380270311.

The spelling of 117964793 in words is "one hundred seventeen million, nine hundred sixty-four thousand, seven hundred ninety-three".