493195999 has 2 divisors, whose sum is σ = 493196000. Its totient is φ = 493195998.

The previous prime is 493195921. The next prime is 493196009. The reversal of 493195999 is 999591394.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-493195999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (493195909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246597999 + 246598000.

It is an arithmetic number, because the mean of its divisors is an integer number (246598000).

Almost surely, 2^493195999 is an apocalyptic number.

493195999 is a deficient number, since it is larger than the sum of its proper divisors (1).

493195999 is an equidigital number, since it uses as much as digits as its factorization.

493195999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3542940, while the sum is 58.

The square root of 493195999 is about 22208.0165480846. The cubic root of 493195999 is about 790.0838446502.

The spelling of 493195999 in words is "four hundred ninety-three million, one hundred ninety-five thousand, nine hundred ninety-nine".