1131327 has 10 divisors (see below), whose sum is σ = 1690128. Its totient is φ = 754164.

The previous prime is 1131323. The next prime is 1131329. The reversal of 1131327 is 7231311.

It is not a de Polignac number, because 1131327 - 2² = 1131323 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1131323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 6903 + ... + 7064.

2^1131327 is an apocalyptic number.

1131327 is a deficient number, since it is larger than the sum of its proper divisors (558801).

1131327 is an equidigital number, since it uses as much as digits as its factorization.

1131327 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13979 (or 13970 counting only the distinct ones).

The product of its digits is 126, while the sum is 18.

The square root of 1131327 is about 1063.6385664313. The cubic root of 1131327 is about 104.1987999710.

Adding to 1131327 its reverse (7231311), we get a palindrome (8362638).

It can be divided in two parts, 1 and 131327, that added together give a triangular number (131328 = T₅₁₂).

The spelling of 1131327 in words is "one million, one hundred thirty-one thousand, three hundred twenty-seven".