494782903 has 2 divisors, whose sum is σ = 494782904. Its totient is φ = 494782902.

The previous prime is 494782889. The next prime is 494782913. The reversal of 494782903 is 309287494.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 494782903 - 2⁹ = 494782391 is a prime.

It is a super-2 number, since 2×494782903² = 489620242202214818, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (494782913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247391451 + 247391452.

It is an arithmetic number, because the mean of its divisors is an integer number (247391452).

Almost surely, 2^494782903 is an apocalyptic number.

494782903 is a deficient number, since it is larger than the sum of its proper divisors (1).

494782903 is an equidigital number, since it uses as much as digits as its factorization.

494782903 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 494782903 is about 22243.7160339724. The cubic root of 494782903 is about 790.9303268391.

The spelling of 494782903 in words is "four hundred ninety-four million, seven hundred eighty-two thousand, nine hundred three".