16306012313 has 2 divisors, whose sum is σ = 16306012314. Its totient is φ = 16306012312.

The previous prime is 16306012271. The next prime is 16306012421. The reversal of 16306012313 is 31321060361.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9341609104 + 6964403209 = 96652^2 + 83453^2 .

It is a cyclic number.

It is not a de Polignac number, because 16306012313 - 2¹⁸ = 16305750169 is a prime.

It is not a weakly prime, because it can be changed into another prime (16306014313) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8153006156 + 8153006157.

It is an arithmetic number, because the mean of its divisors is an integer number (8153006157).

Almost surely, 2^16306012313 is an apocalyptic number.

It is an amenable number.

16306012313 is a deficient number, since it is larger than the sum of its proper divisors (1).

16306012313 is an equidigital number, since it uses as much as digits as its factorization.

16306012313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 26.

Adding to 16306012313 its reverse (31321060361), we get a palindrome (47627072674).

The spelling of 16306012313 in words is "sixteen billion, three hundred six million, twelve thousand, three hundred thirteen".