3138666763 has 2 divisors, whose sum is σ = 3138666764. Its totient is φ = 3138666762.

The previous prime is 3138666743. The next prime is 3138666833. The reversal of 3138666763 is 3676668313.

It is a weak prime.

It is an emirp because it is prime and its reverse (3676668313) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3138666763 is a prime.

It is not a weakly prime, because it can be changed into another prime (3138666743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1569333381 + 1569333382.

It is an arithmetic number, because the mean of its divisors is an integer number (1569333382).

Almost surely, 2^3138666763 is an apocalyptic number.

3138666763 is a deficient number, since it is larger than the sum of its proper divisors (1).

3138666763 is an equidigital number, since it uses as much as digits as its factorization.

3138666763 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1959552, while the sum is 49.

The square root of 3138666763 is about 56023.8053241655. The cubic root of 3138666763 is about 1464.1370687143.

The spelling of 3138666763 in words is "three billion, one hundred thirty-eight million, six hundred sixty-six thousand, seven hundred sixty-three".