1189088 has 12 divisors (see below), whose sum is σ = 2341080. Its totient is φ = 594528.

The previous prime is 1189063. The next prime is 1189093. The reversal of 1189088 is 8809811.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

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, 18548 + ... + 18611.

It is an arithmetic number, because the mean of its divisors is an integer number (195090).

2^1189088 is an apocalyptic number.

It is an amenable number.

1189088 is a deficient number, since it is larger than the sum of its proper divisors (1151992).

1189088 is an equidigital number, since it uses as much as digits as its factorization.

1189088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37169 (or 37161 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 35.

The square root of 1189088 is about 1090.4531168280. The cubic root of 1189088 is about 105.9427720044.

The spelling of 1189088 in words is "one million, one hundred eighty-nine thousand, eighty-eight".