1131353 has 2 divisors, whose sum is σ = 1131354. Its totient is φ = 1131352.

The previous prime is 1131343. The next prime is 1131379. The reversal of 1131353 is 3531311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1106704 + 24649 = 1052^2 + 157^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131353 - 2¹⁴ = 1114969 is a prime.

It is a super-2 number, since 2×1131353² = 2559919221218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1131323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565676 + 565677.

It is an arithmetic number, because the mean of its divisors is an integer number (565677).

2^1131353 is an apocalyptic number.

It is an amenable number.

1131353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131353 is an equidigital number, since it uses as much as digits as its factorization.

1131353 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 135, while the sum is 17.

The square root of 1131353 is about 1063.6507885580. The cubic root of 1131353 is about 104.1995981923.

Adding to 1131353 its reverse (3531311), we get a palindrome (4662664).

The spelling of 1131353 in words is "one million, one hundred thirty-one thousand, three hundred fifty-three".