1135888 has 40 divisors (see below), whose sum is σ = 2444288. Its totient is φ = 508032.

The previous prime is 1135879. The next prime is 1135891. The reversal of 1135888 is 8885311.

It is a plaindrome in base 10.

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 in 7 ways as a sum of consecutive naturals, for example, 8881 + ... + 9007.

2^1135888 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1135888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1222144).

1135888 is an abundant number, since it is smaller than the sum of its proper divisors (1308400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1135888 is a wasteful number, since it uses less digits than its factorization.

1135888 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191 (or 185 counting only the distinct ones).

The product of its digits is 7680, while the sum is 34.

The square root of 1135888 is about 1065.7804651991. The cubic root of 1135888 is about 104.3386397307.

The spelling of 1135888 in words is "one million, one hundred thirty-five thousand, eight hundred eighty-eight".