3889497019 has 2 divisors, whose sum is σ = 3889497020. Its totient is φ = 3889497018.

The previous prime is 3889496983. The next prime is 3889497077. The reversal of 3889497019 is 9107949883.

It is a happy number.

It is an a-pointer prime, because the next prime (3889497077) can be obtained adding 3889497019 to its sum of digits (58).

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3889497019 is a prime.

It is a super-2 number, since 2×3889497019² = 30256374121619772722, which contains 22 as substring.

It is a weakly prime.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1944748509 + 1944748510.

It is an arithmetic number, because the mean of its divisors is an integer number (1944748510).

Almost surely, 2^3889497019 is an apocalyptic number.

3889497019 is a deficient number, since it is larger than the sum of its proper divisors (1).

3889497019 is an equidigital number, since it uses as much as digits as its factorization.

3889497019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3919104, while the sum is 58.

The square root of 3889497019 is about 62365.8321438911. The cubic root of 3889497019 is about 1572.6466264550.

The spelling of 3889497019 in words is "three billion, eight hundred eighty-nine million, four hundred ninety-seven thousand, nineteen".