5239531853 has 16 divisors (see below), whose sum is σ = 5453314944. Its totient is φ = 5029905600.

The previous prime is 5239531837. The next prime is 5239531873. The reversal of 5239531853 is 3581359325.

It is a cyclic number.

It is not a de Polignac number, because 5239531853 - 2⁴ = 5239531837 is a prime.

It is a super-2 number, since 2×5239531853² = 54905388077203227218, which contains 22 as substring.

It is a Smith number, since the sum of its digits (44) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5239531873) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1144976 + ... + 1149542.

It is an arithmetic number, because the mean of its divisors is an integer number (340832184).

Almost surely, 2^5239531853 is an apocalyptic number.

It is an amenable number.

5239531853 is a deficient number, since it is larger than the sum of its proper divisors (213783091).

5239531853 is a wasteful number, since it uses less digits than its factorization.

5239531853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5012.

The product of its digits is 486000, while the sum is 44.

The square root of 5239531853 is about 72384.6106088856. The cubic root of 5239531853 is about 1736.8573932527.

It can be divided in two parts, 52395 and 31853, that added together give a palindrome (84248).

The spelling of 5239531853 in words is "five billion, two hundred thirty-nine million, five hundred thirty-one thousand, eight hundred fifty-three".