1224416231 has 2 divisors, whose sum is σ = 1224416232. Its totient is φ = 1224416230.

The previous prime is 1224416227. The next prime is 1224416239. The reversal of 1224416231 is 1326144221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1224416231 - 2² = 1224416227 is a prime.

It is a super-2 number, since 2×1224416231² = 2998390213472490722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1224416231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224416239) 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, 612208115 + 612208116.

It is an arithmetic number, because the mean of its divisors is an integer number (612208116).

Almost surely, 2^1224416231 is an apocalyptic number.

1224416231 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224416231 is an equidigital number, since it uses as much as digits as its factorization.

1224416231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2304, while the sum is 26.

The square root of 1224416231 is about 34991.6594490744. The cubic root of 1224416231 is about 1069.8174874307.

The spelling of 1224416231 in words is "one billion, two hundred twenty-four million, four hundred sixteen thousand, two hundred thirty-one".