5312566453 has 4 divisors (see below), whose sum is σ = 5625070380. Its totient is φ = 5000062528.

The previous prime is 5312566447. The next prime is 5312566477. The reversal of 5312566453 is 3546652135.

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 3348126769 + 1964439684 = 57863^2 + 44322^2 .

It is a cyclic number.

It is not a de Polignac number, because 5312566453 - 2¹³ = 5312558261 is a prime.

It is a Smith number, since the sum of its digits (40) 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 (5312566403) 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, 156251938 + ... + 156251971.

It is an arithmetic number, because the mean of its divisors is an integer number (1406267595).

Almost surely, 2^5312566453 is an apocalyptic number.

It is an amenable number.

5312566453 is a deficient number, since it is larger than the sum of its proper divisors (312503927).

5312566453 is a wasteful number, since it uses less digits than its factorization.

5312566453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312503926.

The product of its digits is 324000, while the sum is 40.

The square root of 5312566453 is about 72887.3545479598. The cubic root of 5312566453 is about 1744.8902871611.

The spelling of 5312566453 in words is "five billion, three hundred twelve million, five hundred sixty-six thousand, four hundred fifty-three".