1330542322 has 4 divisors (see below), whose sum is σ = 1995813486. Its totient is φ = 665271160.

The previous prime is 1330542299. The next prime is 1330542331. The reversal of 1330542322 is 2232450331.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1081817881 + 248724441 = 32891^2 + 15771^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 332635579 + ... + 332635582.

Almost surely, 2^1330542322 is an apocalyptic number.

1330542322 is a deficient number, since it is larger than the sum of its proper divisors (665271164).

1330542322 is an equidigital number, since it uses as much as digits as its factorization.

1330542322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665271163.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 1330542322 is about 36476.5996496384. The cubic root of 1330542322 is about 1099.8739034520.

Adding to 1330542322 its reverse (2232450331), we get a palindrome (3562992653).

The spelling of 1330542322 in words is "one billion, three hundred thirty million, five hundred forty-two thousand, three hundred twenty-two".