1224413429 has 2 divisors, whose sum is σ = 1224413430. Its totient is φ = 1224413428.

The previous prime is 1224413419. The next prime is 1224413453. The reversal of 1224413429 is 9243144221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 693110929 + 531302500 = 26327^2 + 23050^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224413429 - 2⁴ = 1224413413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1224413395 and 1224413404.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1224413419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612206714 + 612206715.

It is an arithmetic number, because the mean of its divisors is an integer number (612206715).

Almost surely, 2^1224413429 is an apocalyptic number.

It is an amenable number.

1224413429 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224413429 is an equidigital number, since it uses as much as digits as its factorization.

1224413429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13824, while the sum is 32.

The square root of 1224413429 is about 34991.6194109390. The cubic root of 1224413429 is about 1069.8166713599.

The spelling of 1224413429 in words is "one billion, two hundred twenty-four million, four hundred thirteen thousand, four hundred twenty-nine".