20065033 has 2 divisors, whose sum is σ = 20065034. Its totient is φ = 20065032.

The previous prime is 20064997. The next prime is 20065043. The reversal of 20065033 is 33056002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18905104 + 1159929 = 4348^2 + 1077^2 .

It is a cyclic number.

It is not a de Polignac number, because 20065033 - 2⁹ = 20064521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 20065033.

It is not a weakly prime, because it can be changed into another prime (20065043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10032516 + 10032517.

It is an arithmetic number, because the mean of its divisors is an integer number (10032517).

Almost surely, 2^20065033 is an apocalyptic number.

It is an amenable number.

20065033 is a deficient number, since it is larger than the sum of its proper divisors (1).

20065033 is an equidigital number, since it uses as much as digits as its factorization.

20065033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 20065033 is about 4479.4009644148. The cubic root of 20065033 is about 271.7356545451.

The spelling of 20065033 in words is "twenty million, sixty-five thousand, thirty-three".