253353075373 has 2 divisors, whose sum is σ = 253353075374. Its totient is φ = 253353075372.

The previous prime is 253353075337. The next prime is 253353075397. The reversal of 253353075373 is 373570353352.

Together with previous prime (253353075337) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 180928577449 + 72424497924 = 425357^2 + 269118^2 .

It is a cyclic number.

It is not a de Polignac number, because 253353075373 - 2⁹ = 253353074861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253353075973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126676537686 + 126676537687.

It is an arithmetic number, because the mean of its divisors is an integer number (126676537687).

Almost surely, 2^253353075373 is an apocalyptic number.

It is an amenable number.

253353075373 is a deficient number, since it is larger than the sum of its proper divisors (1).

253353075373 is an equidigital number, since it uses as much as digits as its factorization.

253353075373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2976750, while the sum is 46.

The spelling of 253353075373 in words is "two hundred fifty-three billion, three hundred fifty-three million, seventy-five thousand, three hundred seventy-three".