1383889513 has 2 divisors, whose sum is σ = 1383889514. Its totient is φ = 1383889512.

The previous prime is 1383889499. The next prime is 1383889517. The reversal of 1383889513 is 3159883831.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1360724544 + 23164969 = 36888^2 + 4813^2 .

It is a cyclic number.

It is not a de Polignac number, because 1383889513 - 2²¹ = 1381792361 is a prime.

It is not a weakly prime, because it can be changed into another prime (1383889517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 691944756 + 691944757.

It is an arithmetic number, because the mean of its divisors is an integer number (691944757).

Almost surely, 2^1383889513 is an apocalyptic number.

It is an amenable number.

1383889513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1383889513 is an equidigital number, since it uses as much as digits as its factorization.

1383889513 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 622080, while the sum is 49.

The square root of 1383889513 is about 37200.6654913592. The cubic root of 1383889513 is about 1114.3812752325.

The spelling of 1383889513 in words is "one billion, three hundred eighty-three million, eight hundred eighty-nine thousand, five hundred thirteen".