3126446641 has 2 divisors, whose sum is σ = 3126446642. Its totient is φ = 3126446640.

The previous prime is 3126446633. The next prime is 3126446651. The reversal of 3126446641 is 1466446213.

3126446641 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1707342400 + 1419104241 = 41320^2 + 37671^2 .

It is a cyclic number.

It is not a de Polignac number, because 3126446641 - 2³ = 3126446633 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3126446641.

It is not a weakly prime, because it can be changed into another prime (3126446611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1563223320 + 1563223321.

It is an arithmetic number, because the mean of its divisors is an integer number (1563223321).

Almost surely, 2^3126446641 is an apocalyptic number.

It is an amenable number.

3126446641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3126446641 is an equidigital number, since it uses as much as digits as its factorization.

3126446641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 82944, while the sum is 37.

The square root of 3126446641 is about 55914.6370908370. The cubic root of 3126446641 is about 1462.2344345138.

The spelling of 3126446641 in words is "three billion, one hundred twenty-six million, four hundred forty-six thousand, six hundred forty-one".