1232231359 has 2 divisors, whose sum is σ = 1232231360. Its totient is φ = 1232231358.

The previous prime is 1232231321. The next prime is 1232231389. The reversal of 1232231359 is 9531322321.

It is a strong prime.

It is an emirp because it is prime and its reverse (9531322321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1232231359 - 2²¹ = 1230134207 is a prime.

It is a plaindrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 1232231359.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1232231389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 616115679 + 616115680.

It is an arithmetic number, because the mean of its divisors is an integer number (616115680).

Almost surely, 2^1232231359 is an apocalyptic number.

1232231359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232231359 is an equidigital number, since it uses as much as digits as its factorization.

1232231359 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 9720, while the sum is 31.

The square root of 1232231359 is about 35103.1531204819. The cubic root of 1232231359 is about 1072.0887834757.

It can be divided in two parts, 12322 and 31359, that added together give a square (43681 = 209²).

The spelling of 1232231359 in words is "one billion, two hundred thirty-two million, two hundred thirty-one thousand, three hundred fifty-nine".