2522513305 has 8 divisors (see below), whose sum is σ = 3259863432. Its totient is φ = 1862779008.

The previous prime is 2522513303. The next prime is 2522513381. The reversal of 2522513305 is 5033152252.

It can be written as a sum of positive squares in 4 ways, for example, as 90839961 + 2431673344 = 9531^2 + 49312^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2522513305 - 2¹ = 2522513303 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2522513303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19403884 + ... + 19404013.

It is an arithmetic number, because the mean of its divisors is an integer number (407482929).

Almost surely, 2^2522513305 is an apocalyptic number.

It is an amenable number.

2522513305 is a deficient number, since it is larger than the sum of its proper divisors (737350127).

2522513305 is a wasteful number, since it uses less digits than its factorization.

2522513305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38807915.

The product of its (nonzero) digits is 9000, while the sum is 28.

The square root of 2522513305 is about 50224.6284705024. The cubic root of 2522513305 is about 1361.2706738990.

Adding to 2522513305 its reverse (5033152252), we get a palindrome (7555665557).

The spelling of 2522513305 in words is "two billion, five hundred twenty-two million, five hundred thirteen thousand, three hundred five".