1380318319 has 2 divisors, whose sum is σ = 1380318320. Its totient is φ = 1380318318.

The previous prime is 1380318299. The next prime is 1380318353. The reversal of 1380318319 is 9138130831.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (9138130831) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1380318319 - 2¹¹ = 1380316271 is a prime.

It is a super-2 number, since 2×1380318319² = 3810557323533971522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1380318119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 690159159 + 690159160.

It is an arithmetic number, because the mean of its divisors is an integer number (690159160).

Almost surely, 2^1380318319 is an apocalyptic number.

1380318319 is a deficient number, since it is larger than the sum of its proper divisors (1).

1380318319 is an equidigital number, since it uses as much as digits as its factorization.

1380318319 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 37.

The square root of 1380318319 is about 37152.6354246909. The cubic root of 1380318319 is about 1113.4218778606.

The spelling of 1380318319 in words is "one billion, three hundred eighty million, three hundred eighteen thousand, three hundred nineteen".