117964807 has 2 divisors, whose sum is σ = 117964808. Its totient is φ = 117964806.

The previous prime is 117964801. The next prime is 117964811. The reversal of 117964807 is 708469711.

It is a strong prime.

It is an emirp because it is prime and its reverse (708469711) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 117964807 - 2¹¹ = 117962759 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117964801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58982403 + 58982404.

It is an arithmetic number, because the mean of its divisors is an integer number (58982404).

Almost surely, 2^117964807 is an apocalyptic number.

117964807 is a deficient number, since it is larger than the sum of its proper divisors (1).

117964807 is an equidigital number, since it uses as much as digits as its factorization.

117964807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84672, while the sum is 43.

The square root of 117964807 is about 10861.1604812745. The cubic root of 117964807 is about 490.4380464327.

The spelling of 117964807 in words is "one hundred seventeen million, nine hundred sixty-four thousand, eight hundred seven".