1043013 has 4 divisors (see below), whose sum is σ = 1390688. Its totient is φ = 695340.

The previous prime is 1043011. The next prime is 1043023. The reversal of 1043013 is 3103401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1043013 - 2¹ = 1043011 is a prime.

It is a super-2 number, since 2×1043013² = 2175752236338, which contains 22 as substring.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1043013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043011) 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, 173833 + ... + 173838.

It is an arithmetic number, because the mean of its divisors is an integer number (347672).

2^1043013 is an apocalyptic number.

It is an amenable number.

1043013 is a deficient number, since it is larger than the sum of its proper divisors (347675).

1043013 is an equidigital number, since it uses as much as digits as its factorization.

1043013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347674.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 1043013 is about 1021.2800791164. The cubic root of 1043013 is about 101.4136873711.

Adding to 1043013 its reverse (3103401), we get a palindrome (4146414).

The spelling of 1043013 in words is "one million, forty-three thousand, thirteen".