253004545291 has 2 divisors, whose sum is σ = 253004545292. Its totient is φ = 253004545290.

The previous prime is 253004545249. The next prime is 253004545307. The reversal of 253004545291 is 192545400352.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 253004545291 - 2¹³ = 253004537099 is a prime.

It is a super-2 number, since 2×253004545291² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (253004545991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126502272645 + 126502272646.

It is an arithmetic number, because the mean of its divisors is an integer number (126502272646).

Almost surely, 2^253004545291 is an apocalyptic number.

253004545291 is a deficient number, since it is larger than the sum of its proper divisors (1).

253004545291 is an equidigital number, since it uses as much as digits as its factorization.

253004545291 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 253004545291 in words is "two hundred fifty-three billion, four million, five hundred forty-five thousand, two hundred ninety-one".