493371239 has 2 divisors, whose sum is σ = 493371240. Its totient is φ = 493371238.

The previous prime is 493371227. The next prime is 493371247. The reversal of 493371239 is 932173394.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493371239 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 493371196 and 493371205.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493371289) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246685619 + 246685620.

It is an arithmetic number, because the mean of its divisors is an integer number (246685620).

Almost surely, 2^493371239 is an apocalyptic number.

493371239 is a deficient number, since it is larger than the sum of its proper divisors (1).

493371239 is an equidigital number, since it uses as much as digits as its factorization.

493371239 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 41.

The square root of 493371239 is about 22211.9616198120. The cubic root of 493371239 is about 790.1774098170.

The spelling of 493371239 in words is "four hundred ninety-three million, three hundred seventy-one thousand, two hundred thirty-nine".