1134889 has 24 divisors (see below), whose sum is σ = 1477440. Its totient is φ = 864864.

The previous prime is 1134883. The next prime is 1134907. The reversal of 1134889 is 9884311.

It is a happy number.

It is not a de Polignac number, because 1134889 - 2¹⁷ = 1003817 is a prime.

1134889 is a lucky number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1134883) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21387 + ... + 21439.

It is an arithmetic number, because the mean of its divisors is an integer number (61560).

2^1134889 is an apocalyptic number.

1134889 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1134889 is a deficient number, since it is larger than the sum of its proper divisors (342551).

1134889 is a wasteful number, since it uses less digits than its factorization.

1134889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109 (or 102 counting only the distinct ones).

The product of its digits is 6912, while the sum is 34.

The square root of 1134889 is about 1065.3116914781. The cubic root of 1134889 is about 104.3080425611.

The spelling of 1134889 in words is "one million, one hundred thirty-four thousand, eight hundred eighty-nine".