5235140251 has 4 divisors (see below), whose sum is σ = 5711062104. Its totient is φ = 4759218400.

The previous prime is 5235140219. The next prime is 5235140263. The reversal of 5235140251 is 1520415325.

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

It is a cyclic number.

It is not a de Polignac number, because 5235140251 - 2⁵ = 5235140219 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5235140051) 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, 237960910 + ... + 237960931.

It is an arithmetic number, because the mean of its divisors is an integer number (1427765526).

Almost surely, 2^5235140251 is an apocalyptic number.

5235140251 is a deficient number, since it is larger than the sum of its proper divisors (475921853).

5235140251 is a wasteful number, since it uses less digits than its factorization.

5235140251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475921852.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 5235140251 is about 72354.2690585704. The cubic root of 5235140251 is about 1736.3719988401.

Adding to 5235140251 its reverse (1520415325), we get a palindrome (6755555576).

The spelling of 5235140251 in words is "five billion, two hundred thirty-five million, one hundred forty thousand, two hundred fifty-one".