13455089 has 2 divisors, whose sum is σ = 13455090. Its totient is φ = 13455088.

The previous prime is 13455073. The next prime is 13455103. The reversal of 13455089 is 98055431.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10942864 + 2512225 = 3308^2 + 1585^2 .

It is an emirp because it is prime and its reverse (98055431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 13455089 - 2⁴ = 13455073 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (13455049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6727544 + 6727545.

It is an arithmetic number, because the mean of its divisors is an integer number (6727545).

Almost surely, 2^13455089 is an apocalyptic number.

It is an amenable number.

13455089 is a deficient number, since it is larger than the sum of its proper divisors (1).

13455089 is an equidigital number, since it uses as much as digits as its factorization.

13455089 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 13455089 is about 3668.1179097733. The cubic root of 13455089 is about 237.8458208638.

The spelling of 13455089 in words is "thirteen million, four hundred fifty-five thousand, eighty-nine".