494791603 has 2 divisors, whose sum is σ = 494791604. Its totient is φ = 494791602.

The previous prime is 494791547. The next prime is 494791643. The reversal of 494791603 is 306197494.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 494791603 - 2¹³ = 494783411 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 494791603.

It is not a weakly prime, because it can be changed into another prime (494791643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247395801 + 247395802.

It is an arithmetic number, because the mean of its divisors is an integer number (247395802).

Almost surely, 2^494791603 is an apocalyptic number.

494791603 is a deficient number, since it is larger than the sum of its proper divisors (1).

494791603 is an equidigital number, since it uses as much as digits as its factorization.

494791603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 163296, while the sum is 43.

The square root of 494791603 is about 22243.9115939621. The cubic root of 494791603 is about 790.9349625783.

The spelling of 494791603 in words is "four hundred ninety-four million, seven hundred ninety-one thousand, six hundred three".