20041433 has 2 divisors, whose sum is σ = 20041434. Its totient is φ = 20041432.

The previous prime is 20041423. The next prime is 20041471. The reversal of 20041433 is 33414002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19245769 + 795664 = 4387^2 + 892^2 .

It is a cyclic number.

It is not a de Polignac number, because 20041433 - 2⁶ = 20041369 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20041403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10020716 + 10020717.

It is an arithmetic number, because the mean of its divisors is an integer number (10020717).

Almost surely, 2^20041433 is an apocalyptic number.

It is an amenable number.

20041433 is a deficient number, since it is larger than the sum of its proper divisors (1).

20041433 is an equidigital number, since it uses as much as digits as its factorization.

20041433 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 17.

The square root of 20041433 is about 4476.7659085550. The cubic root of 20041433 is about 271.6290764772.

Adding to 20041433 its reverse (33414002), we get a palindrome (53455435).

The spelling of 20041433 in words is "twenty million, forty-one thousand, four hundred thirty-three".