2513524321 has 16 divisors (see below), whose sum is σ = 3177888768. Its totient is φ = 1931000400.

The previous prime is 2513524319. The next prime is 2513524331. The reversal of 2513524321 is 1234253152.

It is not a de Polignac number, because 2513524321 - 2¹ = 2513524319 is a prime.

It is a super-2 number, since 2×2513524321² = 12635609024517022082, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2513524321.

It is not an unprimeable number, because it can be changed into a prime (2513524331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 224415 + ... + 235348.

It is an arithmetic number, because the mean of its divisors is an integer number (198618048).

Almost surely, 2^2513524321 is an apocalyptic number.

It is an amenable number.

2513524321 is a deficient number, since it is larger than the sum of its proper divisors (664364447).

2513524321 is a wasteful number, since it uses less digits than its factorization.

2513524321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459852.

The product of its digits is 7200, while the sum is 28.

The square root of 2513524321 is about 50135.0607958143. The cubic root of 2513524321 is about 1359.6517853100.

Adding to 2513524321 its reverse (1234253152), we get a palindrome (3747777473).

The spelling of 2513524321 in words is "two billion, five hundred thirteen million, five hundred twenty-four thousand, three hundred twenty-one".