494791159 has 4 divisors (see below), whose sum is σ = 495046720. Its totient is φ = 494535600.

The previous prime is 494791123. The next prime is 494791177. The reversal of 494791159 is 951197494.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 494791159 - 2¹⁵ = 494758391 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (494791109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124854 + ... + 128755.

It is an arithmetic number, because the mean of its divisors is an integer number (123761680).

Almost surely, 2^494791159 is an apocalyptic number.

494791159 is a deficient number, since it is larger than the sum of its proper divisors (255561).

494791159 is a wasteful number, since it uses less digits than its factorization.

494791159 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255560.

The product of its digits is 408240, while the sum is 49.

The square root of 494791159 is about 22243.9016137008. The cubic root of 494791159 is about 790.9347259970.

The spelling of 494791159 in words is "four hundred ninety-four million, seven hundred ninety-one thousand, one hundred fifty-nine".