16343232313 has 2 divisors, whose sum is σ = 16343232314. Its totient is φ = 16343232312.

The previous prime is 16343232239. The next prime is 16343232349. The reversal of 16343232313 is 31323234361.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10965650089 + 5377582224 = 104717^2 + 73332^2 .

It is an emirp because it is prime and its reverse (31323234361) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 16343232313 - 2¹⁷ = 16343101241 is a prime.

It is not a weakly prime, because it can be changed into another prime (16343236313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8171616156 + 8171616157.

It is an arithmetic number, because the mean of its divisors is an integer number (8171616157).

Almost surely, 2^16343232313 is an apocalyptic number.

It is an amenable number.

16343232313 is a deficient number, since it is larger than the sum of its proper divisors (1).

16343232313 is an equidigital number, since it uses as much as digits as its factorization.

16343232313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 31.

Adding to 16343232313 its reverse (31323234361), we get a palindrome (47666466674).

The spelling of 16343232313 in words is "sixteen billion, three hundred forty-three million, two hundred thirty-two thousand, three hundred thirteen".