16316040913 has 2 divisors, whose sum is σ = 16316040914. Its totient is φ = 16316040912.

The previous prime is 16316040911. The next prime is 16316040947. The reversal of 16316040913 is 31904061361.

It is a happy number.

It is an a-pointer prime, because the next prime (16316040947) can be obtained adding 16316040913 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9299130624 + 7016910289 = 96432^2 + 83767^2 .

It is a cyclic number.

It is not a de Polignac number, because 16316040913 - 2¹ = 16316040911 is a prime.

Together with 16316040911, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (16316040911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8158020456 + 8158020457.

It is an arithmetic number, because the mean of its divisors is an integer number (8158020457).

Almost surely, 2^16316040913 is an apocalyptic number.

It is an amenable number.

16316040913 is a deficient number, since it is larger than the sum of its proper divisors (1).

16316040913 is an equidigital number, since it uses as much as digits as its factorization.

16316040913 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11664, while the sum is 34.

The spelling of 16316040913 in words is "sixteen billion, three hundred sixteen million, forty thousand, nine hundred thirteen".