117647725946137 has 2 divisors, whose sum is σ = 117647725946138. Its totient is φ = 117647725946136.

The previous prime is 117647725946129. The next prime is 117647725946167. The reversal of 117647725946137 is 731649527746711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101931861169161 + 15715864776976 = 10096131^2 + 3964324^2 .

It is a cyclic number.

It is not a de Polignac number, because 117647725946137 - 2³ = 117647725946129 is a prime.

It is not a weakly prime, because it can be changed into another prime (117647725946167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58823862973068 + 58823862973069.

It is an arithmetic number, because the mean of its divisors is an integer number (58823862973069).

Almost surely, 2^{117647725946137} is an apocalyptic number.

It is an amenable number.

117647725946137 is a deficient number, since it is larger than the sum of its proper divisors (1).

117647725946137 is an equidigital number, since it uses as much as digits as its factorization.

117647725946137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373403520, while the sum is 70.

The spelling of 117647725946137 in words is "one hundred seventeen trillion, six hundred forty-seven billion, seven hundred twenty-five million, nine hundred forty-six thousand, one hundred thirty-seven".