45051473 has 2 divisors, whose sum is σ = 45051474. Its totient is φ = 45051472.

The previous prime is 45051421. The next prime is 45051493. The reversal of 45051473 is 37415054.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45050944 + 529 = 6712^2 + 23^2 .

It is a cyclic number.

It is not a de Polignac number, because 45051473 - 2¹⁶ = 44985937 is a prime.

It is not a weakly prime, because it can be changed into another prime (45051493) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22525736 + 22525737.

It is an arithmetic number, because the mean of its divisors is an integer number (22525737).

Almost surely, 2^45051473 is an apocalyptic number.

It is an amenable number.

45051473 is a deficient number, since it is larger than the sum of its proper divisors (1).

45051473 is an equidigital number, since it uses as much as digits as its factorization.

45051473 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 45051473 is about 6712.0394069165. The cubic root of 45051473 is about 355.8248965282.

The spelling of 45051473 in words is "forty-five million, fifty-one thousand, four hundred seventy-three".