253210713157 has 2 divisors, whose sum is σ = 253210713158. Its totient is φ = 253210713156.

The previous prime is 253210713149. The next prime is 253210713163. The reversal of 253210713157 is 751317012352.

253210713157 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 185094411076 + 68116302081 = 430226^2 + 260991^2 .

It is a cyclic number.

It is not a de Polignac number, because 253210713157 - 2³ = 253210713149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253210713137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126605356578 + 126605356579.

It is an arithmetic number, because the mean of its divisors is an integer number (126605356579).

Almost surely, 2^253210713157 is an apocalyptic number.

It is an amenable number.

253210713157 is a deficient number, since it is larger than the sum of its proper divisors (1).

253210713157 is an equidigital number, since it uses as much as digits as its factorization.

253210713157 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 44100, while the sum is 37.

The spelling of 253210713157 in words is "two hundred fifty-three billion, two hundred ten million, seven hundred thirteen thousand, one hundred fifty-seven".