1380388363 has 2 divisors, whose sum is σ = 1380388364. Its totient is φ = 1380388362.

The previous prime is 1380388357. The next prime is 1380388381. The reversal of 1380388363 is 3638830831.

It is a weak prime.

It is an emirp because it is prime and its reverse (3638830831) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1380388363 is a prime.

It is not a weakly prime, because it can be changed into another prime (1380388343) 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, 690194181 + 690194182.

It is an arithmetic number, because the mean of its divisors is an integer number (690194182).

Almost surely, 2^1380388363 is an apocalyptic number.

1380388363 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380388363 is an equidigital number, since it uses as much as digits as its factorization.

1380388363 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 248832, while the sum is 43.

The square root of 1380388363 is about 37153.5780645687. The cubic root of 1380388363 is about 1113.4407110051.

The spelling of 1380388363 in words is "one billion, three hundred eighty million, three hundred eighty-eight thousand, three hundred sixty-three".