1045653 has 32 divisors (see below), whose sum is σ = 1762560. Its totient is φ = 537600.

The previous prime is 1045651. The next prime is 1045663. The reversal of 1045653 is 3565401.

It is not a de Polignac number, because 1045653 - 2¹ = 1045651 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045651) 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 31 ways as a sum of consecutive naturals, for example, 10303 + ... + 10403.

It is an arithmetic number, because the mean of its divisors is an integer number (55080).

2^1045653 is an apocalyptic number.

It is an amenable number.

1045653 is a deficient number, since it is larger than the sum of its proper divisors (716907).

1045653 is a wasteful number, since it uses less digits than its factorization.

1045653 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 1045653 is about 1022.5717578733. The cubic root of 1045653 is about 101.4991789753.

The spelling of 1045653 in words is "one million, forty-five thousand, six hundred fifty-three".