108136357577 has 2 divisors, whose sum is σ = 108136357578. Its totient is φ = 108136357576.

The previous prime is 108136357531. The next prime is 108136357597. The reversal of 108136357577 is 775753631801.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106657109056 + 1479248521 = 326584^2 + 38461^2 .

It is a cyclic number.

It is not a de Polignac number, because 108136357577 - 2¹⁴ = 108136341193 is a prime.

It is not a weakly prime, because it can be changed into another prime (108136357597) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54068178788 + 54068178789.

It is an arithmetic number, because the mean of its divisors is an integer number (54068178789).

Almost surely, 2^108136357577 is an apocalyptic number.

It is an amenable number.

108136357577 is a deficient number, since it is larger than the sum of its proper divisors (1).

108136357577 is an equidigital number, since it uses as much as digits as its factorization.

108136357577 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3704400, while the sum is 53.

The spelling of 108136357577 in words is "one hundred eight billion, one hundred thirty-six million, three hundred fifty-seven thousand, five hundred seventy-seven".