1316542219 has 2 divisors, whose sum is σ = 1316542220. Its totient is φ = 1316542218.

The previous prime is 1316542187. The next prime is 1316542277. The reversal of 1316542219 is 9122456131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1316542219 - 2⁵ = 1316542187 is a prime.

It is a super-2 number, since 2×1316542219² = 3466566828818887922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1316542289) 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, 658271109 + 658271110.

It is an arithmetic number, because the mean of its divisors is an integer number (658271110).

Almost surely, 2^1316542219 is an apocalyptic number.

1316542219 is a deficient number, since it is larger than the sum of its proper divisors (1).

1316542219 is an equidigital number, since it uses as much as digits as its factorization.

1316542219 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12960, while the sum is 34.

The square root of 1316542219 is about 36284.1869000809. The cubic root of 1316542219 is about 1096.0026314938.

The spelling of 1316542219 in words is "one billion, three hundred sixteen million, five hundred forty-two thousand, two hundred nineteen".