13017289 has 2 divisors, whose sum is σ = 13017290. Its totient is φ = 13017288.

The previous prime is 13017283. The next prime is 13017293. The reversal of 13017289 is 98271031.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10791225 + 2226064 = 3285^2 + 1492^2 .

It is a cyclic number.

It is not a de Polignac number, because 13017289 - 2⁷ = 13017161 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13017289.

It is not a weakly prime, because it can be changed into another prime (13017283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6508644 + 6508645.

It is an arithmetic number, because the mean of its divisors is an integer number (6508645).

Almost surely, 2^13017289 is an apocalyptic number.

It is an amenable number.

13017289 is a deficient number, since it is larger than the sum of its proper divisors (1).

13017289 is an equidigital number, since it uses as much as digits as its factorization.

13017289 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 13017289 is about 3607.9480317765. The cubic root of 13017289 is about 235.2376590728.

The spelling of 13017289 in words is "thirteen million, seventeen thousand, two hundred eighty-nine".