1045573 has 2 divisors, whose sum is σ = 1045574. Its totient is φ = 1045572.

The previous prime is 1045571. The next prime is 1045607. The reversal of 1045573 is 3755401.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1044484 + 1089 = 1022^2 + 33^2 .

It is a cyclic number.

It is not a de Polignac number, because 1045573 - 2¹ = 1045571 is a prime.

Together with 1045571, it forms a pair of twin primes.

It is a d-powerful number, because it can be written as 1 + 0 + 4⁸ + 5⁷ + 5⁷ + 7⁷ + 3⁵ .

1045573 is a lucky number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522786 + 522787.

It is an arithmetic number, because the mean of its divisors is an integer number (522787).

2^1045573 is an apocalyptic number.

It is an amenable number.

1045573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045573 is an equidigital number, since it uses as much as digits as its factorization.

1045573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 1045573 is about 1022.5326400658. The cubic root of 1045573 is about 101.4965904361.

The spelling of 1045573 in words is "one million, forty-five thousand, five hundred seventy-three".