1043541 has 12 divisors (see below), whose sum is σ = 1540032. Its totient is φ = 680616.

The previous prime is 1043531. The next prime is 1043543. The reversal of 1043541 is 1453401.

It is a happy number.

It is not a de Polignac number, because 1043541 - 2¹⁷ = 912469 is a prime.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043543) 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 11 ways as a sum of consecutive naturals, for example, 811 + ... + 1656.

It is an arithmetic number, because the mean of its divisors is an integer number (128336).

2^1043541 is an apocalyptic number.

It is an amenable number.

1043541 is a deficient number, since it is larger than the sum of its proper divisors (496491).

1043541 is a wasteful number, since it uses less digits than its factorization.

1043541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2520 (or 2517 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1043541 is about 1021.5385455283. The cubic root of 1043541 is about 101.4307972231.

Adding to 1043541 its reverse (1453401), we get a palindrome (2496942).

The spelling of 1043541 in words is "one million, forty-three thousand, five hundred forty-one".