10002043 has 4 divisors (see below), whose sum is σ = 10012288. Its totient is φ = 9991800.

The previous prime is 10002029. The next prime is 10002053. The reversal of 10002043 is 34020001.

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 a cyclic number.

It is not a de Polignac number, because 10002043 - 2⁹ = 10001531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10002053) 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, 3483 + ... + 5668.

It is an arithmetic number, because the mean of its divisors is an integer number (2503072).

Almost surely, 2^10002043 is an apocalyptic number.

10002043 is a deficient number, since it is larger than the sum of its proper divisors (10245).

10002043 is an equidigital number, since it uses as much as digits as its factorization.

10002043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10244.

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 10002043 is about 3162.6006703345. The cubic root of 10002043 is about 215.4581397044.

Adding to 10002043 its reverse (34020001), we get a palindrome (44022044).

The spelling of 10002043 in words is "ten million, two thousand, forty-three".