1311032353 has 2 divisors, whose sum is σ = 1311032354. Its totient is φ = 1311032352.

The previous prime is 1311032351. The next prime is 1311032381. The reversal of 1311032353 is 3532301131.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1282857489 + 28174864 = 35817^2 + 5308^2 .

It is a cyclic number.

It is not a de Polignac number, because 1311032353 - 2¹ = 1311032351 is a prime.

It is a super-2 number, since 2×1311032353² = 3437611661225433218, which contains 22 as substring.

Together with 1311032351, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (1311032351) 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 as a sum of consecutive naturals, namely, 655516176 + 655516177.

It is an arithmetic number, because the mean of its divisors is an integer number (655516177).

Almost surely, 2^1311032353 is an apocalyptic number.

It is an amenable number.

1311032353 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311032353 is an equidigital number, since it uses as much as digits as its factorization.

1311032353 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 810, while the sum is 22.

The square root of 1311032353 is about 36208.1807468975. The cubic root of 1311032353 is about 1094.4715319302.

Adding to 1311032353 its reverse (3532301131), we get a palindrome (4843333484).

The spelling of 1311032353 in words is "one billion, three hundred eleven million, thirty-two thousand, three hundred fifty-three".