533578979 has 2 divisors, whose sum is σ = 533578980. Its totient is φ = 533578978.

The previous prime is 533578967. The next prime is 533579009. The reversal of 533578979 is 979875335.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 533578979 - 2⁴ = 533578963 is a prime.

It is not a weakly prime, because it can be changed into another prime (533578379) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266789489 + 266789490.

It is an arithmetic number, because the mean of its divisors is an integer number (266789490).

Almost surely, 2^533578979 is an apocalyptic number.

533578979 is a deficient number, since it is larger than the sum of its proper divisors (1).

533578979 is an equidigital number, since it uses as much as digits as its factorization.

533578979 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7144200, while the sum is 56.

The square root of 533578979 is about 23099.3285400247. The cubic root of 533578979 is about 811.0847525132.

The spelling of 533578979 in words is "five hundred thirty-three million, five hundred seventy-eight thousand, nine hundred seventy-nine".