2513511253 has 16 divisors (see below), whose sum is σ = 2782729152. Its totient is φ = 2251152000.

The previous prime is 2513511241. The next prime is 2513511263. The reversal of 2513511253 is 3521153152.

It is a cyclic number.

It is not a de Polignac number, because 2513511253 - 2¹³ = 2513503061 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2513511223) 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, 1300698 + ... + 1302628.

It is an arithmetic number, because the mean of its divisors is an integer number (173920572).

Almost surely, 2^2513511253 is an apocalyptic number.

It is an amenable number.

2513511253 is a deficient number, since it is larger than the sum of its proper divisors (269217899).

2513511253 is a wasteful number, since it uses less digits than its factorization.

2513511253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3636.

The product of its digits is 4500, while the sum is 28.

The square root of 2513511253 is about 50134.9304676889. The cubic root of 2513511253 is about 1359.6494289956.

The spelling of 2513511253 in words is "two billion, five hundred thirteen million, five hundred eleven thousand, two hundred fifty-three".