108126707257 has 2 divisors, whose sum is σ = 108126707258. Its totient is φ = 108126707256.

The previous prime is 108126707167. The next prime is 108126707303. The reversal of 108126707257 is 752707621801.

It is an a-pointer prime, because the next prime (108126707303) can be obtained adding 108126707257 to its sum of digits (46).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105254176041 + 2872531216 = 324429^2 + 53596^2 .

It is a cyclic number.

It is not a de Polignac number, because 108126707257 - 2²⁷ = 107992489529 is a prime.

It is not a weakly prime, because it can be changed into another prime (108126707357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 54063353628 + 54063353629.

It is an arithmetic number, because the mean of its divisors is an integer number (54063353629).

Almost surely, 2^108126707257 is an apocalyptic number.

It is an amenable number.

108126707257 is a deficient number, since it is larger than the sum of its proper divisors (1).

108126707257 is an equidigital number, since it uses as much as digits as its factorization.

108126707257 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 329280, while the sum is 46.

The spelling of 108126707257 in words is "one hundred eight billion, one hundred twenty-six million, seven hundred seven thousand, two hundred fifty-seven".