253127597797 has 2 divisors, whose sum is σ = 253127597798. Its totient is φ = 253127597796.

The previous prime is 253127597773. The next prime is 253127597851. The reversal of 253127597797 is 797795721352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 223212782116 + 29914815681 = 472454^2 + 172959^2 .

It is a cyclic number.

It is not a de Polignac number, because 253127597797 - 2⁷ = 253127597669 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253127597197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126563798898 + 126563798899.

It is an arithmetic number, because the mean of its divisors is an integer number (126563798899).

Almost surely, 2^253127597797 is an apocalyptic number.

It is an amenable number.

253127597797 is a deficient number, since it is larger than the sum of its proper divisors (1).

253127597797 is an equidigital number, since it uses as much as digits as its factorization.

253127597797 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58344300, while the sum is 64.

The spelling of 253127597797 in words is "two hundred fifty-three billion, one hundred twenty-seven million, five hundred ninety-seven thousand, seven hundred ninety-seven".