5235811257 has 16 divisors (see below), whose sum is σ = 7052289920. Its totient is φ = 3454970112.

The previous prime is 5235811219. The next prime is 5235811267. The reversal of 5235811257 is 7521185325.

It is not a de Polignac number, because 5235811257 - 2¹⁸ = 5235549113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5235811267) 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, 1199523 + ... + 1203879.

It is an arithmetic number, because the mean of its divisors is an integer number (440768120).

Almost surely, 2^5235811257 is an apocalyptic number.

It is an amenable number.

5235811257 is a deficient number, since it is larger than the sum of its proper divisors (1816478663).

5235811257 is a wasteful number, since it uses less digits than its factorization.

5235811257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8352.

The product of its digits is 84000, while the sum is 39.

The square root of 5235811257 is about 72358.9058582287. The cubic root of 5235811257 is about 1736.4461812687.

The spelling of 5235811257 in words is "five billion, two hundred thirty-five million, eight hundred eleven thousand, two hundred fifty-seven".