1383466673 has 2 divisors, whose sum is σ = 1383466674. Its totient is φ = 1383466672.

The previous prime is 1383466619. The next prime is 1383466691. The reversal of 1383466673 is 3766643831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1128489649 + 254977024 = 33593^2 + 15968^2 .

It is an emirp because it is prime and its reverse (3766643831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1383466673 - 2²⁸ = 1115031217 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1383468673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691733336 + 691733337.

It is an arithmetic number, because the mean of its divisors is an integer number (691733337).

Almost surely, 2^1383466673 is an apocalyptic number.

It is an amenable number.

1383466673 is a deficient number, since it is larger than the sum of its proper divisors (1).

1383466673 is an equidigital number, since it uses as much as digits as its factorization.

1383466673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 47.

The square root of 1383466673 is about 37194.9818255097. The cubic root of 1383466673 is about 1114.2677659353.

The spelling of 1383466673 in words is "one billion, three hundred eighty-three million, four hundred sixty-six thousand, six hundred seventy-three".