1131150 has 24 divisors (see below), whose sum is σ = 2805624. Its totient is φ = 301600.

The previous prime is 1131139. The next prime is 1131157. The reversal of 1131150 is 511311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3621 + ... + 3920.

It is an arithmetic number, because the mean of its divisors is an integer number (116901).

2^1131150 is an apocalyptic number.

1131150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1131150 is an abundant number, since it is smaller than the sum of its proper divisors (1674474).

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

1131150 is a wasteful number, since it uses less digits than its factorization.

1131150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7556 (or 7551 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 12.

The square root of 1131150 is about 1063.5553582207. Note that the first 3 decimals coincide. The cubic root of 1131150 is about 104.1933656007.

Adding to 1131150 its reverse (511311), we get a palindrome (1642461).

The spelling of 1131150 in words is "one million, one hundred thirty-one thousand, one hundred fifty".