253523332957 has 2 divisors, whose sum is σ = 253523332958. Its totient is φ = 253523332956.

The previous prime is 253523332891. The next prime is 253523332967. The reversal of 253523332957 is 759233325352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133571244676 + 119952088281 = 365474^2 + 346341^2 .

It is a cyclic number.

It is not a de Polignac number, because 253523332957 - 2¹⁵ = 253523300189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 253523332957.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253523332967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126761666478 + 126761666479.

It is an arithmetic number, because the mean of its divisors is an integer number (126761666479).

Almost surely, 2^253523332957 is an apocalyptic number.

It is an amenable number.

253523332957 is a deficient number, since it is larger than the sum of its proper divisors (1).

253523332957 is an equidigital number, since it uses as much as digits as its factorization.

253523332957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5103000, while the sum is 49.

The spelling of 253523332957 in words is "two hundred fifty-three billion, five hundred twenty-three million, three hundred thirty-two thousand, nine hundred fifty-seven".