253545151513 has 2 divisors, whose sum is σ = 253545151514. Its totient is φ = 253545151512.

The previous prime is 253545151507. The next prime is 253545151529. The reversal of 253545151513 is 315151545352.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 145838444544 + 107706706969 = 381888^2 + 328187^2 .

It is a cyclic number.

It is not a de Polignac number, because 253545151513 - 2⁵ = 253545151481 is a prime.

It is not a weakly prime, because it can be changed into another prime (253545151213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126772575756 + 126772575757.

It is an arithmetic number, because the mean of its divisors is an integer number (126772575757).

Almost surely, 2^253545151513 is an apocalyptic number.

It is an amenable number.

253545151513 is a deficient number, since it is larger than the sum of its proper divisors (1).

253545151513 is an equidigital number, since it uses as much as digits as its factorization.

253545151513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 225000, while the sum is 40.

Adding to 253545151513 its reverse (315151545352), we get a palindrome (568696696865).

The spelling of 253545151513 in words is "two hundred fifty-three billion, five hundred forty-five million, one hundred fifty-one thousand, five hundred thirteen".