494912017 has 2 divisors, whose sum is σ = 494912018. Its totient is φ = 494912016.

The previous prime is 494912009. The next prime is 494912053. The reversal of 494912017 is 710219494.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 321700096 + 173211921 = 17936^2 + 13161^2 .

It is a cyclic number.

It is not a de Polignac number, because 494912017 - 2³ = 494912009 is a prime.

It is not a weakly prime, because it can be changed into another prime (494912087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247456008 + 247456009.

It is an arithmetic number, because the mean of its divisors is an integer number (247456009).

Almost surely, 2^494912017 is an apocalyptic number.

It is an amenable number.

494912017 is a deficient number, since it is larger than the sum of its proper divisors (1).

494912017 is an equidigital number, since it uses as much as digits as its factorization.

494912017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 494912017 is about 22246.6181025341. The cubic root of 494912017 is about 790.9991188258. Note that the first 3 decimals are identical.

The spelling of 494912017 in words is "four hundred ninety-four million, nine hundred twelve thousand, seventeen".