10242502513 has 2 divisors, whose sum is σ = 10242502514. Its totient is φ = 10242502512.

The previous prime is 10242502511. The next prime is 10242502553. The reversal of 10242502513 is 31520524201.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9568165489 + 674337024 = 97817^2 + 25968^2 .

It is a cyclic number.

It is not a de Polignac number, because 10242502513 - 2¹ = 10242502511 is a prime.

It is a super-2 number, since 2×10242502513² (a number of 21 digits) contains 22 as substring.

Together with 10242502511, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (10242502511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5121251256 + 5121251257.

It is an arithmetic number, because the mean of its divisors is an integer number (5121251257).

Almost surely, 2^10242502513 is an apocalyptic number.

It is an amenable number.

10242502513 is a deficient number, since it is larger than the sum of its proper divisors (1).

10242502513 is an equidigital number, since it uses as much as digits as its factorization.

10242502513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 25.

The spelling of 10242502513 in words is "ten billion, two hundred forty-two million, five hundred two thousand, five hundred thirteen".