5321578979 has 2 divisors, whose sum is σ = 5321578980. Its totient is φ = 5321578978.

The previous prime is 5321578973. The next prime is 5321579017. The reversal of 5321578979 is 9798751235.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5321578979 - 2²⁴ = 5304801763 is a prime.

It is not a weakly prime, because it can be changed into another prime (5321578973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2660789489 + 2660789490.

It is an arithmetic number, because the mean of its divisors is an integer number (2660789490).

Almost surely, 2^5321578979 is an apocalyptic number.

5321578979 is a deficient number, since it is larger than the sum of its proper divisors (1).

5321578979 is an equidigital number, since it uses as much as digits as its factorization.

5321578979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4762800, while the sum is 56.

The square root of 5321578979 is about 72949.1533809680. The cubic root of 5321578979 is about 1745.8764385722.

The spelling of 5321578979 in words is "five billion, three hundred twenty-one million, five hundred seventy-eight thousand, nine hundred seventy-nine".