3130748641 has 2 divisors, whose sum is σ = 3130748642. Its totient is φ = 3130748640.

The previous prime is 3130748603. The next prime is 3130748669. The reversal of 3130748641 is 1468470313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2587858641 + 542890000 = 50871^2 + 23300^2 .

It is a cyclic number.

It is not a de Polignac number, because 3130748641 - 2⁹ = 3130748129 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3130748641.

It is not a weakly prime, because it can be changed into another prime (3130748671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565374320 + 1565374321.

It is an arithmetic number, because the mean of its divisors is an integer number (1565374321).

Almost surely, 2^3130748641 is an apocalyptic number.

It is an amenable number.

3130748641 is a deficient number, since it is larger than the sum of its proper divisors (1).

3130748641 is an equidigital number, since it uses as much as digits as its factorization.

3130748641 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 3130748641 is about 55953.0932210186. The cubic root of 3130748641 is about 1462.9048067925.

The spelling of 3130748641 in words is "three billion, one hundred thirty million, seven hundred forty-eight thousand, six hundred forty-one".