45204473 has 2 divisors, whose sum is σ = 45204474. Its totient is φ = 45204472.

The previous prime is 45204463. The next prime is 45204487. The reversal of 45204473 is 37440254.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 38402809 + 6801664 = 6197^2 + 2608^2 .

It is a cyclic number.

It is not a de Polignac number, because 45204473 - 2⁴ = 45204457 is a prime.

It is not a weakly prime, because it can be changed into another prime (45204403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22602236 + 22602237.

It is an arithmetic number, because the mean of its divisors is an integer number (22602237).

Almost surely, 2^45204473 is an apocalyptic number.

It is an amenable number.

45204473 is a deficient number, since it is larger than the sum of its proper divisors (1).

45204473 is an equidigital number, since it uses as much as digits as its factorization.

45204473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 45204473 is about 6723.4271766711. The cubic root of 45204473 is about 356.2272488600.

The spelling of 45204473 in words is "forty-five million, two hundred four thousand, four hundred seventy-three".