494342999 has 2 divisors, whose sum is σ = 494343000. Its totient is φ = 494342998.

The previous prime is 494342993. The next prime is 494343001. The reversal of 494342999 is 999243494.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-494342999 is a prime.

Together with 494343001, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494342999.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494342993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247171499 + 247171500.

It is an arithmetic number, because the mean of its divisors is an integer number (247171500).

Almost surely, 2^494342999 is an apocalyptic number.

494342999 is a deficient number, since it is larger than the sum of its proper divisors (1).

494342999 is an equidigital number, since it uses as much as digits as its factorization.

494342999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2519424, while the sum is 53.

The square root of 494342999 is about 22233.8255592689. The cubic root of 494342999 is about 790.6958559378.

The spelling of 494342999 in words is "four hundred ninety-four million, three hundred forty-two thousand, nine hundred ninety-nine".