1131341 has 2 divisors, whose sum is σ = 1131342. Its totient is φ = 1131340.

The previous prime is 1131331. The next prime is 1131343. The reversal of 1131341 is 1431311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 714025 + 417316 = 845^2 + 646^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131341 - 2¹⁰ = 1130317 is a prime.

Together with 1131343, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565670 + 565671.

It is an arithmetic number, because the mean of its divisors is an integer number (565671).

2^1131341 is an apocalyptic number.

It is an amenable number.

1131341 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131341 is an equidigital number, since it uses as much as digits as its factorization.

1131341 is an odious number, because the sum of its binary digits is odd.

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

The square root of 1131341 is about 1063.6451475939. The cubic root of 1131341 is about 104.1992297840.

Adding to 1131341 its reverse (1431311), we get a palindrome (2562652).

The spelling of 1131341 in words is "one million, one hundred thirty-one thousand, three hundred forty-one".