1045423 has 2 divisors, whose sum is σ = 1045424. Its totient is φ = 1045422.

The previous prime is 1045411. The next prime is 1045427. The reversal of 1045423 is 3245401.

It is a strong prime.

It is an emirp because it is prime and its reverse (3245401) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1045423 - 2⁵ = 1045391 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1045423.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1045427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522711 + 522712.

It is an arithmetic number, because the mean of its divisors is an integer number (522712).

2^1045423 is an apocalyptic number.

1045423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1045423 is an equidigital number, since it uses as much as digits as its factorization.

1045423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1045423 is about 1022.4592901431. The cubic root of 1045423 is about 101.4917365691.

The spelling of 1045423 in words is "one million, forty-five thousand, four hundred twenty-three".