1045541 has 8 divisors (see below), whose sum is σ = 1224384. Its totient is φ = 874080.

The previous prime is 1045529. The next prime is 1045543. The reversal of 1045541 is 1455401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1045541 - 2¹⁰ = 1044517 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1535 + ... + 2108.

It is an arithmetic number, because the mean of its divisors is an integer number (153048).

2^1045541 is an apocalyptic number.

It is an amenable number.

1045541 is a deficient number, since it is larger than the sum of its proper divisors (178843).

1045541 is an equidigital number, since it uses as much as digits as its factorization.

1045541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3691.

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 1045541 is about 1022.5169925238. The cubic root of 1045541 is about 101.4955549834.

The spelling of 1045541 in words is "one million, forty-five thousand, five hundred forty-one".