1324221233 has 2 divisors, whose sum is σ = 1324221234. Its totient is φ = 1324221232.

The previous prime is 1324221191. The next prime is 1324221263. The reversal of 1324221233 is 3321224231.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1324086544 + 134689 = 36388^2 + 367^2 .

It is a cyclic number.

It is not a de Polignac number, because 1324221233 - 2⁸ = 1324220977 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1324221199 and 1324221208.

It is not a weakly prime, because it can be changed into another prime (1324221263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 662110616 + 662110617.

It is an arithmetic number, because the mean of its divisors is an integer number (662110617).

Almost surely, 2^1324221233 is an apocalyptic number.

It is an amenable number.

1324221233 is a deficient number, since it is larger than the sum of its proper divisors (1).

1324221233 is an equidigital number, since it uses as much as digits as its factorization.

1324221233 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 23.

The square root of 1324221233 is about 36389.8506866956. The cubic root of 1324221233 is about 1098.1293918094.

Adding to 1324221233 its reverse (3321224231), we get a palindrome (4645445464).

The spelling of 1324221233 in words is "one billion, three hundred twenty-four million, two hundred twenty-one thousand, two hundred thirty-three".