117928405924969 has 2 divisors, whose sum is σ = 117928405924970. Its totient is φ = 117928405924968.

The previous prime is 117928405924949. The next prime is 117928405924999. The reversal of 117928405924969 is 969429504829711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 117713559769744 + 214846155225 = 10849588^2 + 463515^2 .

It is a cyclic number.

It is not a de Polignac number, because 117928405924969 - 2⁹ = 117928405924457 is a prime.

It is a super-2 number, since 2×117928405924969² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117928405924895 and 117928405924904.

It is not a weakly prime, because it can be changed into another prime (117928405924939) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58964202962484 + 58964202962485.

It is an arithmetic number, because the mean of its divisors is an integer number (58964202962485).

Almost surely, 2^{117928405924969} is an apocalyptic number.

It is an amenable number.

117928405924969 is a deficient number, since it is larger than the sum of its proper divisors (1).

117928405924969 is an equidigital number, since it uses as much as digits as its factorization.

117928405924969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 705438720, while the sum is 76.

The spelling of 117928405924969 in words is "one hundred seventeen trillion, nine hundred twenty-eight billion, four hundred five million, nine hundred twenty-four thousand, nine hundred sixty-nine".