1264178459683 has 2 divisors, whose sum is σ = 1264178459684. Its totient is φ = 1264178459682.

The previous prime is 1264178459567. The next prime is 1264178459693. The reversal of 1264178459683 is 3869548714621.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1264178459683 is a prime.

It is not a weakly prime, because it can be changed into another prime (1264178459693) 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, 632089229841 + 632089229842.

It is an arithmetic number, because the mean of its divisors is an integer number (632089229842).

Almost surely, 2^{1264178459683} is an apocalyptic number.

1264178459683 is a deficient number, since it is larger than the sum of its proper divisors (1).

1264178459683 is an equidigital number, since it uses as much as digits as its factorization.

1264178459683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 69672960, while the sum is 64.

The spelling of 1264178459683 in words is "one trillion, two hundred sixty-four billion, one hundred seventy-eight million, four hundred fifty-nine thousand, six hundred eighty-three".