1224232433 has 2 divisors, whose sum is σ = 1224232434. Its totient is φ = 1224232432.

The previous prime is 1224232421. The next prime is 1224232447. The reversal of 1224232433 is 3342324221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1031244769 + 192987664 = 32113^2 + 13892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1224232433 - 2²⁴ = 1207455217 is a prime.

It is not a weakly prime, because it can be changed into another prime (1224732433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 612116216 + 612116217.

It is an arithmetic number, because the mean of its divisors is an integer number (612116217).

Almost surely, 2^1224232433 is an apocalyptic number.

It is an amenable number.

1224232433 is a deficient number, since it is larger than the sum of its proper divisors (1).

1224232433 is an equidigital number, since it uses as much as digits as its factorization.

1224232433 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6912, while the sum is 26.

The square root of 1224232433 is about 34989.0330389395. The cubic root of 1224232433 is about 1069.7639543948.

Adding to 1224232433 its reverse (3342324221), we get a palindrome (4566556654).

The spelling of 1224232433 in words is "one billion, two hundred twenty-four million, two hundred thirty-two thousand, four hundred thirty-three".