2513325569 has 2 divisors, whose sum is σ = 2513325570. Its totient is φ = 2513325568.

The previous prime is 2513325523. The next prime is 2513325583. The reversal of 2513325569 is 9655233152.

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., 2222179600 + 291145969 = 47140^2 + 17063^2 .

It is a cyclic number.

It is not a de Polignac number, because 2513325569 - 2⁸ = 2513325313 is a prime.

It is a super-2 number, since 2×2513325569² = 12633610831578347522, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2513325869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1256662784 + 1256662785.

It is an arithmetic number, because the mean of its divisors is an integer number (1256662785).

Almost surely, 2^2513325569 is an apocalyptic number.

It is an amenable number.

2513325569 is a deficient number, since it is larger than the sum of its proper divisors (1).

2513325569 is an equidigital number, since it uses as much as digits as its factorization.

2513325569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 243000, while the sum is 41.

The square root of 2513325569 is about 50133.0785908865. The cubic root of 2513325569 is about 1359.6159471003.

The spelling of 2513325569 in words is "two billion, five hundred thirteen million, three hundred twenty-five thousand, five hundred sixty-nine".