5258720113 has 4 divisors (see below), whose sum is σ = 5263056628. Its totient is φ = 5254383600.

The previous prime is 5258720101. The next prime is 5258720171. The reversal of 5258720113 is 3110278525.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2226235489 + 3032484624 = 47183^2 + 55068^2 .

It is a cyclic number.

It is not a de Polignac number, because 5258720113 - 2²¹ = 5256622961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5258720183) 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, 2166438 + ... + 2168863.

It is an arithmetic number, because the mean of its divisors is an integer number (1315764157).

Almost surely, 2^5258720113 is an apocalyptic number.

It is an amenable number.

5258720113 is a deficient number, since it is larger than the sum of its proper divisors (4336515).

5258720113 is a wasteful number, since it uses less digits than its factorization.

5258720113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4336514.

The product of its (nonzero) digits is 16800, while the sum is 34.

The square root of 5258720113 is about 72517.0332611587. The cubic root of 5258720113 is about 1738.9750550936.

Adding to 5258720113 its reverse (3110278525), we get a palindrome (8368998638).

The spelling of 5258720113 in words is "five billion, two hundred fifty-eight million, seven hundred twenty thousand, one hundred thirteen".