1043427 has 16 divisors (see below), whose sum is σ = 1734912. Its totient is φ = 541920.

The previous prime is 1043401. The next prime is 1043453. The reversal of 1043427 is 7243401.

It is an interprime number because it is at equal distance from previous prime (1043401) and next prime (1043453).

It is not a de Polignac number, because 1043427 - 2⁷ = 1043299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (1043467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2028 + ... + 2489.

It is an arithmetic number, because the mean of its divisors is an integer number (108432).

2^1043427 is an apocalyptic number.

1043427 is a deficient number, since it is larger than the sum of its proper divisors (691485).

1043427 is a wasteful number, since it uses less digits than its factorization.

1043427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4538.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 1043427 is about 1021.4827458161. The cubic root of 1043427 is about 101.4271035391.

Adding to 1043427 its reverse (7243401), we get a palindrome (8286828).

The spelling of 1043427 in words is "one million, forty-three thousand, four hundred twenty-seven".