3113638747 has 2 divisors, whose sum is σ = 3113638748. Its totient is φ = 3113638746.

The previous prime is 3113638739. The next prime is 3113638811. The reversal of 3113638747 is 7478363113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3113638747 - 2³ = 3113638739 is a prime.

It is not a weakly prime, because it can be changed into another prime (3113678747) 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, 1556819373 + 1556819374.

It is an arithmetic number, because the mean of its divisors is an integer number (1556819374).

Almost surely, 2^3113638747 is an apocalyptic number.

3113638747 is a deficient number, since it is larger than the sum of its proper divisors (1).

3113638747 is an equidigital number, since it uses as much as digits as its factorization.

3113638747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 3113638747 is about 55799.9887724003. The cubic root of 3113638747 is about 1460.2349573387.

The spelling of 3113638747 in words is "three billion, one hundred thirteen million, six hundred thirty-eight thousand, seven hundred forty-seven".