45002603 has 2 divisors, whose sum is σ = 45002604. Its totient is φ = 45002602.

The previous prime is 45002599. The next prime is 45002609. The reversal of 45002603 is 30620054.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45002603 - 2² = 45002599 is a prime.

It is not a weakly prime, because it can be changed into another prime (45002609) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22501301 + 22501302.

It is an arithmetic number, because the mean of its divisors is an integer number (22501302).

Almost surely, 2^45002603 is an apocalyptic number.

45002603 is a deficient number, since it is larger than the sum of its proper divisors (1).

45002603 is an equidigital number, since it uses as much as digits as its factorization.

45002603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 45002603 is about 6708.3979458586. The cubic root of 45002603 is about 355.6961885340.

Adding to 45002603 its reverse (30620054), we get a palindrome (75622657).

The spelling of 45002603 in words is "forty-five million, two thousand, six hundred three".