1364416643 has 2 divisors, whose sum is σ = 1364416644. Its totient is φ = 1364416642.

The previous prime is 1364416639. The next prime is 1364416661. The reversal of 1364416643 is 3466144631.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (3466144631) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1364416643 - 2² = 1364416639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1364416597 and 1364416606.

It is not a weakly prime, because it can be changed into another prime (1364416943) 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, 682208321 + 682208322.

It is an arithmetic number, because the mean of its divisors is an integer number (682208322).

Almost surely, 2^1364416643 is an apocalyptic number.

1364416643 is a deficient number, since it is larger than the sum of its proper divisors (1).

1364416643 is an equidigital number, since it uses as much as digits as its factorization.

1364416643 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 124416, while the sum is 38.

The square root of 1364416643 is about 36938.0108154189. The cubic root of 1364416643 is about 1109.1297030710.

The spelling of 1364416643 in words is "one billion, three hundred sixty-four million, four hundred sixteen thousand, six hundred forty-three".