1188359 has 2 divisors, whose sum is σ = 1188360. Its totient is φ = 1188358.

The previous prime is 1188353. The next prime is 1188361. The reversal of 1188359 is 9538811.

It is a strong prime.

It is an emirp because it is prime and its reverse (9538811) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1188359 is a prime.

It is a super-2 number, since 2×1188359² = 2824394225762, which contains 22 as substring.

Together with 1188361, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1188353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 594179 + 594180.

It is an arithmetic number, because the mean of its divisors is an integer number (594180).

2^1188359 is an apocalyptic number.

1188359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1188359 is an equidigital number, since it uses as much as digits as its factorization.

1188359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 35.

The square root of 1188359 is about 1090.1188008653. The cubic root of 1188359 is about 105.9211172939.

The spelling of 1188359 in words is "one million, one hundred eighty-eight thousand, three hundred fifty-nine".