494609183 has 2 divisors, whose sum is σ = 494609184. Its totient is φ = 494609182.

The previous prime is 494609161. The next prime is 494609231. The reversal of 494609183 is 381906494.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 494609183 - 2⁶ = 494609119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494609483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247304591 + 247304592.

It is an arithmetic number, because the mean of its divisors is an integer number (247304592).

Almost surely, 2^494609183 is an apocalyptic number.

494609183 is a deficient number, since it is larger than the sum of its proper divisors (1).

494609183 is an equidigital number, since it uses as much as digits as its factorization.

494609183 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 186624, while the sum is 44.

The square root of 494609183 is about 22239.8107680798. The cubic root of 494609183 is about 790.8377498730.

The spelling of 494609183 in words is "four hundred ninety-four million, six hundred nine thousand, one hundred eighty-three".