13328837 has 2 divisors, whose sum is σ = 13328838. Its totient is φ = 13328836.

The previous prime is 13328831. The next prime is 13328873. The reversal of 13328837 is 73882331.

13328837 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

Together with next prime (13328873) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9541921 + 3786916 = 3089^2 + 1946^2 .

It is a cyclic number.

It is not a de Polignac number, because 13328837 - 2¹² = 13324741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13328797 and 13328806.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13328831) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6664418 + 6664419.

It is an arithmetic number, because the mean of its divisors is an integer number (6664419).

Almost surely, 2^13328837 is an apocalyptic number.

It is an amenable number.

13328837 is a deficient number, since it is larger than the sum of its proper divisors (1).

13328837 is an equidigital number, since it uses as much as digits as its factorization.

13328837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 35.

The square root of 13328837 is about 3650.8679789880. The cubic root of 13328837 is about 237.0995623393.

The spelling of 13328837 in words is "thirteen million, three hundred twenty-eight thousand, eight hundred thirty-seven".