490123603 has 2 divisors, whose sum is σ = 490123604. Its totient is φ = 490123602.

The previous prime is 490123541. The next prime is 490123631. The reversal of 490123603 is 306321094.

It is an a-pointer prime, because the next prime (490123631) can be obtained adding 490123603 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-490123603 is a prime.

It is a super-2 number, since 2×490123603² = 480442292435403218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (490123633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 245061801 + 245061802.

It is an arithmetic number, because the mean of its divisors is an integer number (245061802).

Almost surely, 2^490123603 is an apocalyptic number.

490123603 is a deficient number, since it is larger than the sum of its proper divisors (1).

490123603 is an equidigital number, since it uses as much as digits as its factorization.

490123603 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 490123603 is about 22138.7353523186. The cubic root of 490123603 is about 788.4398000788.

Adding to 490123603 its reverse (306321094), we get a palindrome (796444697).

The spelling of 490123603 in words is "four hundred ninety million, one hundred twenty-three thousand, six hundred three".