1232432011 has 2 divisors, whose sum is σ = 1232432012. Its totient is φ = 1232432010.

The previous prime is 1232432009. The next prime is 1232432027. The reversal of 1232432011 is 1102342321.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1232432011 - 2¹ = 1232432009 is a prime.

Together with 1232432009, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1232432011.

It is not a weakly prime, because it can be changed into another prime (1232432041) 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, 616216005 + 616216006.

It is an arithmetic number, because the mean of its divisors is an integer number (616216006).

Almost surely, 2^1232432011 is an apocalyptic number.

1232432011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1232432011 is an equidigital number, since it uses as much as digits as its factorization.

1232432011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1232432011 is about 35106.0110379975. The cubic root of 1232432011 is about 1072.1469719757.

Adding to 1232432011 its reverse (1102342321), we get a palindrome (2334774332).

The spelling of 1232432011 in words is "one billion, two hundred thirty-two million, four hundred thirty-two thousand, eleven".