3149943019 has 2 divisors, whose sum is σ = 3149943020. Its totient is φ = 3149943018.

The previous prime is 3149943007. The next prime is 3149943031. The reversal of 3149943019 is 9103499413.

3149943019 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (3149943007) and next prime (3149943031).

It is a cyclic number.

It is not a de Polignac number, because 3149943019 - 2²⁹ = 2613072107 is a prime.

It is a super-2 number, since 2×3149943019² = 19844282045893668722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3149940019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1574971509 + 1574971510.

It is an arithmetic number, because the mean of its divisors is an integer number (1574971510).

Almost surely, 2^3149943019 is an apocalyptic number.

3149943019 is a deficient number, since it is larger than the sum of its proper divisors (1).

3149943019 is an equidigital number, since it uses as much as digits as its factorization.

3149943019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 43.

The square root of 3149943019 is about 56124.3531722193. The cubic root of 3149943019 is about 1465.8883698526. Note that the first 3 decimals are identical.

The spelling of 3149943019 in words is "three billion, one hundred forty-nine million, nine hundred forty-three thousand, nineteen".