20660483 has 2 divisors, whose sum is σ = 20660484. Its totient is φ = 20660482.

The previous prime is 20660473. The next prime is 20660501. The reversal of 20660483 is 38406602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20660483 - 2¹² = 20656387 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (20660473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10330241 + 10330242.

It is an arithmetic number, because the mean of its divisors is an integer number (10330242).

Almost surely, 2^20660483 is an apocalyptic number.

20660483 is a deficient number, since it is larger than the sum of its proper divisors (1).

20660483 is an equidigital number, since it uses as much as digits as its factorization.

20660483 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 29.

The square root of 20660483 is about 4545.3804021226. The cubic root of 20660483 is about 274.3975040997.

The spelling of 20660483 in words is "twenty million, six hundred sixty thousand, four hundred eighty-three".