13316623 has 2 divisors, whose sum is σ = 13316624. Its totient is φ = 13316622.

The previous prime is 13316591. The next prime is 13316647. The reversal of 13316623 is 32661331.

13316623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 13316623 - 2⁵ = 13316591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13316683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6658311 + 6658312.

It is an arithmetic number, because the mean of its divisors is an integer number (6658312).

Almost surely, 2^13316623 is an apocalyptic number.

13316623 is a deficient number, since it is larger than the sum of its proper divisors (1).

13316623 is an equidigital number, since it uses as much as digits as its factorization.

13316623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1944, while the sum is 25.

The square root of 13316623 is about 3649.1948427016. The cubic root of 13316623 is about 237.0271174322.

Adding to 13316623 its reverse (32661331), we get a palindrome (45977954).

The spelling of 13316623 in words is "thirteen million, three hundred sixteen thousand, six hundred twenty-three".