3819973489 has 2 divisors, whose sum is σ = 3819973490. Its totient is φ = 3819973488.

The previous prime is 3819973459. The next prime is 3819973529. The reversal of 3819973489 is 9843799183.

3819973489 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3456499264 + 363474225 = 58792^2 + 19065^2 .

It is a cyclic number.

It is not a de Polignac number, because 3819973489 - 2⁹ = 3819972977 is a prime.

It is not a weakly prime, because it can be changed into another prime (3819973439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1909986744 + 1909986745.

It is an arithmetic number, because the mean of its divisors is an integer number (1909986745).

Almost surely, 2^3819973489 is an apocalyptic number.

It is an amenable number.

3819973489 is a deficient number, since it is larger than the sum of its proper divisors (1).

3819973489 is an equidigital number, since it uses as much as digits as its factorization.

3819973489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11757312, while the sum is 61.

The square root of 3819973489 is about 61805.9340921242. The cubic root of 3819973489 is about 1563.2200484931.

The spelling of 3819973489 in words is "three billion, eight hundred nineteen million, nine hundred seventy-three thousand, four hundred eighty-nine".