5240460521 has 4 divisors (see below), whose sum is σ = 5240639700. Its totient is φ = 5240281344.

The previous prime is 5240460499. The next prime is 5240460539. The reversal of 5240460521 is 1250640425.

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 2736859225 + 2503601296 = 52315^2 + 50036^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5240460521 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5240460571) 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, 34376 + ... + 107993.

It is an arithmetic number, because the mean of its divisors is an integer number (1310159925).

Almost surely, 2^5240460521 is an apocalyptic number.

It is an amenable number.

5240460521 is a deficient number, since it is larger than the sum of its proper divisors (179179).

5240460521 is a wasteful number, since it uses less digits than its factorization.

5240460521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179178.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 5240460521 is about 72391.0251412425. The cubic root of 5240460521 is about 1736.9600022033.

The spelling of 5240460521 in words is "five billion, two hundred forty million, four hundred sixty thousand, five hundred twenty-one".