2513634225 has 24 divisors (see below), whose sum is σ = 4289939712. Its totient is φ = 1297358400.

The previous prime is 2513634217. The next prime is 2513634269. The reversal of 2513634225 is 5224363152.

It is a happy number.

It is not a de Polignac number, because 2513634225 - 2³ = 2513634217 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 538242 + ... + 542891.

It is an arithmetic number, because the mean of its divisors is an integer number (178747488).

Almost surely, 2^2513634225 is an apocalyptic number.

2513634225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2513634225 is a deficient number, since it is larger than the sum of its proper divisors (1776305487).

2513634225 is a wasteful number, since it uses less digits than its factorization.

2513634225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1081177 (or 1081172 counting only the distinct ones).

The product of its digits is 43200, while the sum is 33.

The square root of 2513634225 is about 50136.1568630863. The cubic root of 2513634225 is about 1359.6716019728.

Adding to 2513634225 its reverse (5224363152), we get a palindrome (7737997377).

The spelling of 2513634225 in words is "two billion, five hundred thirteen million, six hundred thirty-four thousand, two hundred twenty-five".