7045043 has 4 divisors (see below), whose sum is σ = 7051680. Its totient is φ = 7038408.

The previous prime is 7045039. The next prime is 7045081. The reversal of 7045043 is 3405407.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 7045043 - 2² = 7045039 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7045033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1328 + ... + 3981.

It is an arithmetic number, because the mean of its divisors is an integer number (1762920).

Almost surely, 2^7045043 is an apocalyptic number.

7045043 is a deficient number, since it is larger than the sum of its proper divisors (6637).

7045043 is a wasteful number, since it uses less digits than its factorization.

7045043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6636.

The product of its (nonzero) digits is 1680, while the sum is 23.

The square root of 7045043 is about 2654.2499882264. The cubic root of 7045043 is about 191.7025468640.

The spelling of 7045043 in words is "seven million, forty-five thousand, forty-three".