2066849039 has 2 divisors, whose sum is σ = 2066849040. Its totient is φ = 2066849038.

The previous prime is 2066849033. The next prime is 2066849063. The reversal of 2066849039 is 9309486602.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2066849039 - 2¹² = 2066844943 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2066848984 and 2066849002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2066849033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033424519 + 1033424520.

It is an arithmetic number, because the mean of its divisors is an integer number (1033424520).

Almost surely, 2^2066849039 is an apocalyptic number.

2066849039 is a deficient number, since it is larger than the sum of its proper divisors (1).

2066849039 is an equidigital number, since it uses as much as digits as its factorization.

2066849039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 2066849039 is about 45462.6114406113. The cubic root of 2066849039 is about 1273.8049114857.

The spelling of 2066849039 in words is "two billion, sixty-six million, eight hundred forty-nine thousand, thirty-nine".