3199900019 has 2 divisors, whose sum is σ = 3199900020. Its totient is φ = 3199900018.

The previous prime is 3199900003. The next prime is 3199900043. The reversal of 3199900019 is 9100099913.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3199900019 - 2⁴ = 3199900003 is a prime.

It is a super-2 number, since 2×3199900019² = 20478720263192400722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3199900619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1599950009 + 1599950010.

It is an arithmetic number, because the mean of its divisors is an integer number (1599950010).

Almost surely, 2^3199900019 is an apocalyptic number.

3199900019 is a deficient number, since it is larger than the sum of its proper divisors (1).

3199900019 is an equidigital number, since it uses as much as digits as its factorization.

3199900019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19683, while the sum is 41.

The square root of 3199900019 is about 56567.6587724824. The cubic root of 3199900019 is about 1473.5972520816.

The spelling of 3199900019 in words is "three billion, one hundred ninety-nine million, nine hundred thousand, nineteen".