490816603 has 2 divisors, whose sum is σ = 490816604. Its totient is φ = 490816602.

The previous prime is 490816589. The next prime is 490816621. The reversal of 490816603 is 306618094.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-490816603 is a prime.

It is not a weakly prime, because it can be changed into another prime (490816643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245408301 + 245408302.

It is an arithmetic number, because the mean of its divisors is an integer number (245408302).

Almost surely, 2^490816603 is an apocalyptic number.

490816603 is a deficient number, since it is larger than the sum of its proper divisors (1).

490816603 is an equidigital number, since it uses as much as digits as its factorization.

490816603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 37.

The square root of 490816603 is about 22154.3811242833. The cubic root of 490816603 is about 788.8112243902.

The spelling of 490816603 in words is "four hundred ninety million, eight hundred sixteen thousand, six hundred three".