253772093 has 2 divisors, whose sum is σ = 253772094. Its totient is φ = 253772092.

The previous prime is 253772089. The next prime is 253772117. The reversal of 253772093 is 390277352.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 248945284 + 4826809 = 15778^2 + 2197^2 .

It is a cyclic number.

It is not a de Polignac number, because 253772093 - 2² = 253772089 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253772023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126886046 + 126886047.

It is an arithmetic number, because the mean of its divisors is an integer number (126886047).

Almost surely, 2^253772093 is an apocalyptic number.

It is an amenable number.

253772093 is a deficient number, since it is larger than the sum of its proper divisors (1).

253772093 is an equidigital number, since it uses as much as digits as its factorization.

253772093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 253772093 is about 15930.2257673895. The cubic root of 253772093 is about 633.1130816462.

The spelling of 253772093 in words is "two hundred fifty-three million, seven hundred seventy-two thousand, ninety-three".