1224623059489 has 2 divisors, whose sum is σ = 1224623059490. Its totient is φ = 1224623059488.

The previous prime is 1224623059483. The next prime is 1224623059507. The reversal of 1224623059489 is 9849503264221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 779856779025 + 444766280464 = 883095^2 + 666908^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1224623059489 is a prime.

It is a super-2 number, since 2×1224623059489² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1224623059483) 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, 612311529744 + 612311529745.

It is an arithmetic number, because the mean of its divisors is an integer number (612311529745).

Almost surely, 2^{1224623059489} is an apocalyptic number.

It is an amenable number.

1224623059489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224623059489 is an equidigital number, since it uses as much as digits as its factorization.

1224623059489 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7464960, while the sum is 55.

The spelling of 1224623059489 in words is "one trillion, two hundred twenty-four billion, six hundred twenty-three million, fifty-nine thousand, four hundred eighty-nine".