45204503 has 2 divisors, whose sum is σ = 45204504. Its totient is φ = 45204502.

The previous prime is 45204487. The next prime is 45204527. The reversal of 45204503 is 30540254.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 45204503 - 2⁴ = 45204487 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45204583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22602251 + 22602252.

It is an arithmetic number, because the mean of its divisors is an integer number (22602252).

Almost surely, 2^45204503 is an apocalyptic number.

45204503 is a deficient number, since it is larger than the sum of its proper divisors (1).

45204503 is an equidigital number, since it uses as much as digits as its factorization.

45204503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2400, while the sum is 23.

The square root of 45204503 is about 6723.4294076758. The cubic root of 45204503 is about 356.2273276635.

Adding to 45204503 its reverse (30540254), we get a palindrome (75744757).

The spelling of 45204503 in words is "forty-five million, two hundred four thousand, five hundred three".