1322532453 has 16 divisors (see below), whose sum is σ = 2007323136. Its totient is φ = 766685040.

The previous prime is 1322532437. The next prime is 1322532517. The reversal of 1322532453 is 3542352231.

It is not a de Polignac number, because 1322532453 - 2⁴ = 1322532437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1322532453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322532433) 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 15 ways as a sum of consecutive naturals, for example, 870475 + ... + 871992.

It is an arithmetic number, because the mean of its divisors is an integer number (125457696).

Almost surely, 2^1322532453 is an apocalyptic number.

It is an amenable number.

1322532453 is a deficient number, since it is larger than the sum of its proper divisors (684790683).

1322532453 is a wasteful number, since it uses less digits than its factorization.

1322532453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1742504.

The product of its digits is 21600, while the sum is 30.

The square root of 1322532453 is about 36366.6392865769. The cubic root of 1322532453 is about 1097.6623782382.

Adding to 1322532453 its reverse (3542352231), we get a palindrome (4864884684).

The spelling of 1322532453 in words is "one billion, three hundred twenty-two million, five hundred thirty-two thousand, four hundred fifty-three".