253245677 has 2 divisors, whose sum is σ = 253245678. Its totient is φ = 253245676.

The previous prime is 253245659. The next prime is 253245689. The reversal of 253245677 is 776542352.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 227225476 + 26020201 = 15074^2 + 5101^2 .

It is a cyclic number.

It is not a de Polignac number, because 253245677 - 2¹² = 253241581 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (253242677) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126622838 + 126622839.

It is an arithmetic number, because the mean of its divisors is an integer number (126622839).

Almost surely, 2^253245677 is an apocalyptic number.

It is an amenable number.

253245677 is a deficient number, since it is larger than the sum of its proper divisors (1).

253245677 is an equidigital number, since it uses as much as digits as its factorization.

253245677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 352800, while the sum is 41.

The square root of 253245677 is about 15913.6946370100. The cubic root of 253245677 is about 632.6750093497.

The spelling of 253245677 in words is "two hundred fifty-three million, two hundred forty-five thousand, six hundred seventy-seven".