13445659 has 2 divisors, whose sum is σ = 13445660. Its totient is φ = 13445658.

The previous prime is 13445633. The next prime is 13445683. The reversal of 13445659 is 95654431.

13445659 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 13445659 - 2¹³ = 13437467 is a prime.

It is not a weakly prime, because it can be changed into another prime (13445629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6722829 + 6722830.

It is an arithmetic number, because the mean of its divisors is an integer number (6722830).

Almost surely, 2^13445659 is an apocalyptic number.

13445659 is a deficient number, since it is larger than the sum of its proper divisors (1).

13445659 is an equidigital number, since it uses as much as digits as its factorization.

13445659 is an evil number, because the sum of its binary digits is even.

The product of its digits is 64800, while the sum is 37.

The square root of 13445659 is about 3666.8322841384. The cubic root of 13445659 is about 237.7902431249.

The spelling of 13445659 in words is "thirteen million, four hundred forty-five thousand, six hundred fifty-nine".