253292197513 has 2 divisors, whose sum is σ = 253292197514. Its totient is φ = 253292197512.

The previous prime is 253292197481. The next prime is 253292197517. The reversal of 253292197513 is 315791292352.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 224892195984 + 28400001529 = 474228^2 + 168523^2 .

It is a cyclic number.

It is not a de Polignac number, because 253292197513 - 2⁵ = 253292197481 is a prime.

It is not a weakly prime, because it can be changed into another prime (253292197517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126646098756 + 126646098757.

It is an arithmetic number, because the mean of its divisors is an integer number (126646098757).

Almost surely, 2^253292197513 is an apocalyptic number.

It is an amenable number.

253292197513 is a deficient number, since it is larger than the sum of its proper divisors (1).

253292197513 is an equidigital number, since it uses as much as digits as its factorization.

253292197513 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1020600, while the sum is 49.

The spelling of 253292197513 in words is "two hundred fifty-three billion, two hundred ninety-two million, one hundred ninety-seven thousand, five hundred thirteen".