45006503 has 2 divisors, whose sum is σ = 45006504. Its totient is φ = 45006502.

The previous prime is 45006473. The next prime is 45006517. The reversal of 45006503 is 30560054.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 45006503 - 2¹² = 45002407 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45006523) 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, 22503251 + 22503252.

It is an arithmetic number, because the mean of its divisors is an integer number (22503252).

Almost surely, 2^45006503 is an apocalyptic number.

45006503 is a deficient number, since it is larger than the sum of its proper divisors (1).

45006503 is an equidigital number, since it uses as much as digits as its factorization.

45006503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 23.

The square root of 45006503 is about 6708.6886199912. The cubic root of 45006503 is about 355.7064633105.

Adding to 45006503 its reverse (30560054), we get a palindrome (75566557).

The spelling of 45006503 in words is "forty-five million, six thousand, five hundred three".