2049242513 has 4 divisors (see below), whose sum is σ = 2053997568. Its totient is φ = 2044487460.

The previous prime is 2049242501. The next prime is 2049242537. The reversal of 2049242513 is 3152429402.

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 2049242513 - 2¹² = 2049238417 is a prime.

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 2049242513.

It is not an unprimeable number, because it can be changed into a prime (2049242813) 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, 2376881 + ... + 2377742.

It is an arithmetic number, because the mean of its divisors is an integer number (513499392).

Almost surely, 2^2049242513 is an apocalyptic number.

It is an amenable number.

2049242513 is a deficient number, since it is larger than the sum of its proper divisors (4755055).

2049242513 is an equidigital number, since it uses as much as digits as its factorization.

2049242513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4755054.

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 2049242513 is about 45268.5598732719. The cubic root of 2049242513 is about 1270.1776082024.

The spelling of 2049242513 in words is "two billion, forty-nine million, two hundred forty-two thousand, five hundred thirteen".