2415136253 has 4 divisors (see below), whose sum is σ = 2419168800. Its totient is φ = 2411103708.

The previous prime is 2415136249. The next prime is 2415136279. The reversal of 2415136253 is 3526315142.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2415136253 - 2² = 2415136249 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 (2415130253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2015375 + ... + 2016572.

It is an arithmetic number, because the mean of its divisors is an integer number (604792200).

Almost surely, 2^2415136253 is an apocalyptic number.

It is an amenable number.

2415136253 is a deficient number, since it is larger than the sum of its proper divisors (4032547).

2415136253 is an equidigital number, since it uses as much as digits as its factorization.

2415136253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032546.

The product of its digits is 21600, while the sum is 32.

The square root of 2415136253 is about 49144.0357825851. The cubic root of 2415136253 is about 1341.6746444047.

The spelling of 2415136253 in words is "two billion, four hundred fifteen million, one hundred thirty-six thousand, two hundred fifty-three".