13502189 has 2 divisors, whose sum is σ = 13502190. Its totient is φ = 13502188.

The previous prime is 13502171. The next prime is 13502201. The reversal of 13502189 is 98120531.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12482089 + 1020100 = 3533^2 + 1010^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13502189 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13502089) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6751094 + 6751095.

It is an arithmetic number, because the mean of its divisors is an integer number (6751095).

Almost surely, 2^13502189 is an apocalyptic number.

It is an amenable number.

13502189 is a deficient number, since it is larger than the sum of its proper divisors (1).

13502189 is an equidigital number, since it uses as much as digits as its factorization.

13502189 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2160, while the sum is 29.

The square root of 13502189 is about 3674.5324872696. The cubic root of 13502189 is about 238.1230268067.

The spelling of 13502189 in words is "thirteen million, five hundred two thousand, one hundred eighty-nine".