2531302713 has 6 divisors (see below), whose sum is σ = 3656326154. Its totient is φ = 1687535136.

The previous prime is 2531302681. The next prime is 2531302723. The reversal of 2531302713 is 3172031352.

2531302713 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 1278992169 + 1252310544 = 35763^2 + 35388^2 .

It is not a de Polignac number, because 2531302713 - 2⁵ = 2531302681 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2531302723) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140627920 + ... + 140627937.

Almost surely, 2^2531302713 is an apocalyptic number.

It is an amenable number.

2531302713 is a deficient number, since it is larger than the sum of its proper divisors (1125023441).

2531302713 is a wasteful number, since it uses less digits than its factorization.

2531302713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281255863 (or 281255860 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 2531302713 is about 50312.0533570237. The cubic root of 2531302713 is about 1362.8499048920.

The spelling of 2531302713 in words is "two billion, five hundred thirty-one million, three hundred two thousand, seven hundred thirteen".