117325985297893 has 2 divisors, whose sum is σ = 117325985297894. Its totient is φ = 117325985297892.

The previous prime is 117325985297887. The next prime is 117325985298013. The reversal of 117325985297893 is 398792589523711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100789994094084 + 16535991203809 = 10039422^2 + 4066447^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117325985297893 is a prime.

It is a super-2 number, since 2×117325985297893² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (117325985297293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58662992648946 + 58662992648947.

It is an arithmetic number, because the mean of its divisors is an integer number (58662992648947).

Almost surely, 2^{117325985297893} is an apocalyptic number.

It is an amenable number.

117325985297893 is a deficient number, since it is larger than the sum of its proper divisors (1).

117325985297893 is an equidigital number, since it uses as much as digits as its factorization.

117325985297893 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2057529600, while the sum is 79.

The spelling of 117325985297893 in words is "one hundred seventeen trillion, three hundred twenty-five billion, nine hundred eighty-five million, two hundred ninety-seven thousand, eight hundred ninety-three".