1141331 has 4 divisors (see below), whose sum is σ = 1144464. Its totient is φ = 1138200.

The previous prime is 1141321. The next prime is 1141351. The reversal of 1141331 is 1331411.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1141331 - 2⁶ = 1141267 is a prime.

It is a super-2 number, since 2×1141331² = 2605272903122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1141321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 935 + ... + 1776.

It is an arithmetic number, because the mean of its divisors is an integer number (286116).

2^1141331 is an apocalyptic number.

1141331 is a deficient number, since it is larger than the sum of its proper divisors (3133).

1141331 is an equidigital number, since it uses as much as digits as its factorization.

1141331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3132.

The product of its digits is 36, while the sum is 14.

The square root of 1141331 is about 1068.3309412350. The cubic root of 1141331 is about 104.5050324568.

Adding to 1141331 its reverse (1331411), we get a palindrome (2472742).

The spelling of 1141331 in words is "one million, one hundred forty-one thousand, three hundred thirty-one".