1336189 has 2 divisors, whose sum is σ = 1336190. Its totient is φ = 1336188.

The previous prime is 1336187. The next prime is 1336201. The reversal of 1336189 is 9816331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1322500 + 13689 = 1150^2 + 117^2 .

It is a cyclic number.

It is not a de Polignac number, because 1336189 - 2¹ = 1336187 is a prime.

Together with 1336187, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1336189.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1336187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 668094 + 668095.

It is an arithmetic number, because the mean of its divisors is an integer number (668095).

2^1336189 is an apocalyptic number.

It is an amenable number.

1336189 is a deficient number, since it is larger than the sum of its proper divisors (1).

1336189 is an equidigital number, since it uses as much as digits as its factorization.

1336189 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 31.

The square root of 1336189 is about 1155.9364169365. The cubic root of 1336189 is about 110.1427622958.

The spelling of 1336189 in words is "one million, three hundred thirty-six thousand, one hundred eighty-nine".