3143122849 has 2 divisors, whose sum is σ = 3143122850. Its totient is φ = 3143122848.

The previous prime is 3143122841. The next prime is 3143122859. The reversal of 3143122849 is 9482213413.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2737382400 + 405740449 = 52320^2 + 20143^2 .

It is a cyclic number.

It is not a de Polignac number, because 3143122849 - 2³ = 3143122841 is a prime.

It is not a weakly prime, because it can be changed into another prime (3143122841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571561424 + 1571561425.

It is an arithmetic number, because the mean of its divisors is an integer number (1571561425).

Almost surely, 2^3143122849 is an apocalyptic number.

It is an amenable number.

3143122849 is a deficient number, since it is larger than the sum of its proper divisors (1).

3143122849 is an equidigital number, since it uses as much as digits as its factorization.

3143122849 is an evil number, because the sum of its binary digits is even.

The product of its digits is 41472, while the sum is 37.

The square root of 3143122849 is about 56063.5607948692. The cubic root of 3143122849 is about 1464.8296383104.

The spelling of 3143122849 in words is "three billion, one hundred forty-three million, one hundred twenty-two thousand, eight hundred forty-nine".