1043947 has 4 divisors (see below), whose sum is σ = 1089360. Its totient is φ = 998536.

The previous prime is 1043929. The next prime is 1043951. The reversal of 1043947 is 7493401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1043947 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1043047) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22672 + ... + 22717.

It is an arithmetic number, because the mean of its divisors is an integer number (272340).

2^1043947 is an apocalyptic number.

1043947 is a deficient number, since it is larger than the sum of its proper divisors (45413).

1043947 is an equidigital number, since it uses as much as digits as its factorization.

1043947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45412.

The product of its (nonzero) digits is 3024, while the sum is 28.

The square root of 1043947 is about 1021.7372460667. The cubic root of 1043947 is about 101.4439497375.

It can be divided in two parts, 104394 and 7, that added together give a palindrome (104401).

The spelling of 1043947 in words is "one million, forty-three thousand, nine hundred forty-seven".