1045673 has 4 divisors (see below), whose sum is σ = 1047888. Its totient is φ = 1043460.

The previous prime is 1045663. The next prime is 1045679. The reversal of 1045673 is 3765401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3765401 = 19 ⋅198179.

It is a cyclic number.

It is not a de Polignac number, because 1045673 - 2¹² = 1041577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1045679) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83 + ... + 1448.

It is an arithmetic number, because the mean of its divisors is an integer number (261972).

2^1045673 is an apocalyptic number.

It is an amenable number.

1045673 is a deficient number, since it is larger than the sum of its proper divisors (2215).

1045673 is an equidigital number, since it uses as much as digits as its factorization.

1045673 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2214.

The product of its (nonzero) digits is 2520, while the sum is 26.

The square root of 1045673 is about 1022.5815370913. The cubic root of 1045673 is about 101.4998260895.

The spelling of 1045673 in words is "one million, forty-five thousand, six hundred seventy-three".