117925414489 has 2 divisors, whose sum is σ = 117925414490. Its totient is φ = 117925414488.

The previous prime is 117925414469. The next prime is 117925414493. The reversal of 117925414489 is 984414529711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110411992089 + 7513422400 = 332283^2 + 86680^2 .

It is a cyclic number.

It is not a de Polignac number, because 117925414489 - 2⁷ = 117925414361 is a prime.

It is a super-2 number, since 2×117925414489² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (117925414469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58962707244 + 58962707245.

It is an arithmetic number, because the mean of its divisors is an integer number (58962707245).

Almost surely, 2^117925414489 is an apocalyptic number.

It is an amenable number.

117925414489 is a deficient number, since it is larger than the sum of its proper divisors (1).

117925414489 is an equidigital number, since it uses as much as digits as its factorization.

117925414489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 55.

The spelling of 117925414489 in words is "one hundred seventeen billion, nine hundred twenty-five million, four hundred fourteen thousand, four hundred eighty-nine".