20027339 has 2 divisors, whose sum is σ = 20027340. Its totient is φ = 20027338.

The previous prime is 20027327. The next prime is 20027347. The reversal of 20027339 is 93372002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20027339 - 2²⁰ = 18978763 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20024339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10013669 + 10013670.

It is an arithmetic number, because the mean of its divisors is an integer number (10013670).

Almost surely, 2^20027339 is an apocalyptic number.

20027339 is a deficient number, since it is larger than the sum of its proper divisors (1).

20027339 is an equidigital number, since it uses as much as digits as its factorization.

20027339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 26.

The square root of 20027339 is about 4475.1915042822. The cubic root of 20027339 is about 271.5653877850.

The spelling of 20027339 in words is "twenty million, twenty-seven thousand, three hundred thirty-nine".