13908158377 has 2 divisors, whose sum is σ = 13908158378. Its totient is φ = 13908158376.

The previous prime is 13908158333. The next prime is 13908158387. The reversal of 13908158377 is 77385180931.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7324621056 + 6583537321 = 85584^2 + 81139^2 .

It is an emirp because it is prime and its reverse (77385180931) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13908158377 - 2²³ = 13899769769 is a prime.

It is not a weakly prime, because it can be changed into another prime (13908158387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6954079188 + 6954079189.

It is an arithmetic number, because the mean of its divisors is an integer number (6954079189).

Almost surely, 2^13908158377 is an apocalyptic number.

It is an amenable number.

13908158377 is a deficient number, since it is larger than the sum of its proper divisors (1).

13908158377 is an equidigital number, since it uses as much as digits as its factorization.

13908158377 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 13908158377 in words is "thirteen billion, nine hundred eight million, one hundred fifty-eight thousand, three hundred seventy-seven".