2525358613 has 2 divisors, whose sum is σ = 2525358614. Its totient is φ = 2525358612.

The previous prime is 2525358557. The next prime is 2525358631. The reversal of 2525358613 is 3168535252.

Together with next prime (2525358631) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2422903729 + 102454884 = 49223^2 + 10122^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2525358613 is a prime.

It is a super-2 number, since 2×2525358613² = 12754872248506567538, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2525358113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1262679306 + 1262679307.

It is an arithmetic number, because the mean of its divisors is an integer number (1262679307).

Almost surely, 2^2525358613 is an apocalyptic number.

It is an amenable number.

2525358613 is a deficient number, since it is larger than the sum of its proper divisors (1).

2525358613 is an equidigital number, since it uses as much as digits as its factorization.

2525358613 is an odious number, because the sum of its binary digits is odd.

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

The square root of 2525358613 is about 50252.9463116343. The cubic root of 2525358613 is about 1361.7823037024.

The spelling of 2525358613 in words is "two billion, five hundred twenty-five million, three hundred fifty-eight thousand, six hundred thirteen".