13923698177 has 2 divisors, whose sum is σ = 13923698178. Its totient is φ = 13923698176.

The previous prime is 13923698171. The next prime is 13923698189. The reversal of 13923698177 is 77189632931.

13923698177 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 7659925441 + 6263772736 = 87521^2 + 79144^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13923698177 is a prime.

It is not a weakly prime, because it can be changed into another prime (13923698171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6961849088 + 6961849089.

It is an arithmetic number, because the mean of its divisors is an integer number (6961849089).

Almost surely, 2^13923698177 is an apocalyptic number.

It is an amenable number.

13923698177 is a deficient number, since it is larger than the sum of its proper divisors (1).

13923698177 is an equidigital number, since it uses as much as digits as its factorization.

13923698177 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3429216, while the sum is 56.

The spelling of 13923698177 in words is "thirteen billion, nine hundred twenty-three million, six hundred ninety-eight thousand, one hundred seventy-seven".