1224566047 has 2 divisors, whose sum is σ = 1224566048. Its totient is φ = 1224566046.

The previous prime is 1224566009. The next prime is 1224566053. The reversal of 1224566047 is 7406654221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1224566047 - 2¹⁹ = 1224041759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1224565997 and 1224566015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224566947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612283023 + 612283024.

It is an arithmetic number, because the mean of its divisors is an integer number (612283024).

Almost surely, 2^1224566047 is an apocalyptic number.

1224566047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224566047 is an equidigital number, since it uses as much as digits as its factorization.

1224566047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 80640, while the sum is 37.

The square root of 1224566047 is about 34993.8001223074. The cubic root of 1224566047 is about 1069.8611189007.

The spelling of 1224566047 in words is "one billion, two hundred twenty-four million, five hundred sixty-six thousand, forty-seven".