1131150267 has 48 divisors (see below), whose sum is σ = 1893816288. Its totient is φ = 644336640.

The previous prime is 1131150263. The next prime is 1131150283. The reversal of 1131150267 is 7620511311.

It is not a de Polignac number, because 1131150267 - 2² = 1131150263 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131150267.

It is not an unprimeable number, because it can be changed into a prime (1131150263) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116668 + ... + 125990.

It is an arithmetic number, because the mean of its divisors is an integer number (39454506).

Almost surely, 2^1131150267 is an apocalyptic number.

1131150267 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

1131150267 is a deficient number, since it is larger than the sum of its proper divisors (762666021).

1131150267 is a wasteful number, since it uses less digits than its factorization.

1131150267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9420 (or 9417 counting only the distinct ones).

The product of its (nonzero) digits is 1260, while the sum is 27.

The square root of 1131150267 is about 33632.5774659035. The cubic root of 1131150267 is about 1041.9337379870.

Adding to 1131150267 its reverse (7620511311), we get a palindrome (8751661578).

The spelling of 1131150267 in words is "one billion, one hundred thirty-one million, one hundred fifty thousand, two hundred sixty-seven".