1452433321 has 12 divisors (see below), whose sum is σ = 1534436352. Its totient is φ = 1374611544.

The previous prime is 1452433309. The next prime is 1452433327. The reversal of 1452433321 is 1233342541.

It is a happy number.

It is not a de Polignac number, because 1452433321 - 2⁵ = 1452433289 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1452433321.

It is not an unprimeable number, because it can be changed into a prime (1452433327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 657000 + ... + 659206.

It is an arithmetic number, because the mean of its divisors is an integer number (127869696).

Almost surely, 2^1452433321 is an apocalyptic number.

It is an amenable number.

1452433321 is a deficient number, since it is larger than the sum of its proper divisors (82003031).

1452433321 is a wasteful number, since it uses less digits than its factorization.

1452433321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4068 (or 4049 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 1452433321 is about 38110.8032059152. The cubic root of 1452433321 is about 1132.4839817300.

Adding to 1452433321 its reverse (1233342541), we get a palindrome (2685775862).

The spelling of 1452433321 in words is "one billion, four hundred fifty-two million, four hundred thirty-three thousand, three hundred twenty-one".