3144056021 has 2 divisors, whose sum is σ = 3144056022. Its totient is φ = 3144056020.

The previous prime is 3144056011. The next prime is 3144056029. The reversal of 3144056021 is 1206504413.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2399530225 + 744525796 = 48985^2 + 27286^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3144056021 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3144056029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1572028010 + 1572028011.

It is an arithmetic number, because the mean of its divisors is an integer number (1572028011).

Almost surely, 2^3144056021 is an apocalyptic number.

It is an amenable number.

3144056021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3144056021 is an equidigital number, since it uses as much as digits as its factorization.

3144056021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 3144056021 is about 56071.8826240033. The cubic root of 3144056021 is about 1464.9745899835.

The spelling of 3144056021 in words is "three billion, one hundred forty-four million, fifty-six thousand, twenty-one".