1131459323 has 2 divisors, whose sum is σ = 1131459324. Its totient is φ = 1131459322.

The previous prime is 1131459311. The next prime is 1131459353. The reversal of 1131459323 is 3239541311.

It is a weak prime.

It is an emirp because it is prime and its reverse (3239541311) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1131459323 - 2¹⁶ = 1131393787 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1131459323.

It is not a weakly prime, because it can be changed into another prime (1131459353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565729661 + 565729662.

It is an arithmetic number, because the mean of its divisors is an integer number (565729662).

Almost surely, 2^1131459323 is an apocalyptic number.

1131459323 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131459323 is an equidigital number, since it uses as much as digits as its factorization.

1131459323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 32.

The square root of 1131459323 is about 33637.1717449610. The cubic root of 1131459323 is about 1042.0286226838.

The spelling of 1131459323 in words is "one billion, one hundred thirty-one million, four hundred fifty-nine thousand, three hundred twenty-three".