4445739061 has 2 divisors, whose sum is σ = 4445739062. Its totient is φ = 4445739060.

The previous prime is 4445739029. The next prime is 4445739167. The reversal of 4445739061 is 1609375444.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4306640625 + 139098436 = 65625^2 + 11794^2 .

It is a cyclic number.

It is not a de Polignac number, because 4445739061 - 2⁵ = 4445739029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4445738999 and 4445739017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4445739761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2222869530 + 2222869531.

It is an arithmetic number, because the mean of its divisors is an integer number (2222869531).

Almost surely, 2^4445739061 is an apocalyptic number.

It is an amenable number.

4445739061 is a deficient number, since it is larger than the sum of its proper divisors (1).

4445739061 is an equidigital number, since it uses as much as digits as its factorization.

4445739061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 43.

The square root of 4445739061 is about 66676.3755838603. The cubic root of 4445739061 is about 1644.3010073381.

The spelling of 4445739061 in words is "four billion, four hundred forty-five million, seven hundred thirty-nine thousand, sixty-one".