1443222133 has 2 divisors, whose sum is σ = 1443222134. Its totient is φ = 1443222132.

The previous prime is 1443222103. The next prime is 1443222173. The reversal of 1443222133 is 3312223441.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1419631684 + 23590449 = 37678^2 + 4857^2 .

It is a cyclic number.

It is not a de Polignac number, because 1443222133 - 2²¹ = 1441124981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1443222098 and 1443222107.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1443222103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 721611066 + 721611067.

It is an arithmetic number, because the mean of its divisors is an integer number (721611067).

Almost surely, 2^1443222133 is an apocalyptic number.

It is an amenable number.

1443222133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1443222133 is an equidigital number, since it uses as much as digits as its factorization.

1443222133 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3456, while the sum is 25.

The square root of 1443222133 is about 37989.7635291403. The cubic root of 1443222133 is about 1130.0848692359.

Adding to 1443222133 its reverse (3312223441), we get a palindrome (4755445574).

The spelling of 1443222133 in words is "one billion, four hundred forty-three million, two hundred twenty-two thousand, one hundred thirty-three".