1130922 has 48 divisors (see below), whose sum is σ = 2751840. Its totient is φ = 346032.

The previous prime is 1130863. The next prime is 1130929. The reversal of 1130922 is 2290311.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1130895 and 1130904.

It is not an unprimeable number, because it can be changed into a prime (1130929) 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, 6229 + ... + 6407.

It is an arithmetic number, because the mean of its divisors is an integer number (57330).

2^1130922 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1130922, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1375920).

1130922 is an abundant number, since it is smaller than the sum of its proper divisors (1620918).

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

1130922 is a wasteful number, since it uses less digits than its factorization.

1130922 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 209 (or 197 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 1130922 is about 1063.4481651684. The cubic root of 1130922 is about 104.1863645593.

The spelling of 1130922 in words is "one million, one hundred thirty thousand, nine hundred twenty-two".