117950077457 has 2 divisors, whose sum is σ = 117950077458. Its totient is φ = 117950077456.

The previous prime is 117950077429. The next prime is 117950077471. The reversal of 117950077457 is 754770059711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 79213539601 + 38736537856 = 281449^2 + 196816^2 .

It is a cyclic number.

It is not a de Polignac number, because 117950077457 - 2³⁶ = 49230600721 is a prime.

It is a super-2 number, since 2×117950077457² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117950077399 and 117950077408.

It is not a weakly prime, because it can be changed into another prime (117950077477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58975038728 + 58975038729.

It is an arithmetic number, because the mean of its divisors is an integer number (58975038729).

Almost surely, 2^117950077457 is an apocalyptic number.

It is an amenable number.

117950077457 is a deficient number, since it is larger than the sum of its proper divisors (1).

117950077457 is an equidigital number, since it uses as much as digits as its factorization.

117950077457 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160900, while the sum is 53.

The spelling of 117950077457 in words is "one hundred seventeen billion, nine hundred fifty million, seventy-seven thousand, four hundred fifty-seven".