20032043 has 2 divisors, whose sum is σ = 20032044. Its totient is φ = 20032042.

The previous prime is 20032021. The next prime is 20032079. The reversal of 20032043 is 34023002.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20032043 - 2²⁰ = 18983467 is a prime.

It is not a weakly prime, because it can be changed into another prime (20032013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10016021 + 10016022.

It is an arithmetic number, because the mean of its divisors is an integer number (10016022).

Almost surely, 2^20032043 is an apocalyptic number.

20032043 is a deficient number, since it is larger than the sum of its proper divisors (1).

20032043 is an equidigital number, since it uses as much as digits as its factorization.

20032043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 20032043 is about 4475.7170375259. The cubic root of 20032043 is about 271.5866477834.

Adding to 20032043 its reverse (34023002), we get a palindrome (54055045).

The spelling of 20032043 in words is "twenty million, thirty-two thousand, forty-three".