1320322142 has 8 divisors (see below), whose sum is σ = 1986159000. Its totient is φ = 658269144.

The previous prime is 1320322127. The next prime is 1320322151. The reversal of 1320322142 is 2412230231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945092 + ... + 946487.

It is an arithmetic number, because the mean of its divisors is an integer number (248269875).

Almost surely, 2^1320322142 is an apocalyptic number.

1320322142 is a deficient number, since it is larger than the sum of its proper divisors (665836858).

1320322142 is a wasteful number, since it uses less digits than its factorization.

1320322142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891930.

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 1320322142 is about 36336.2373120828. The cubic root of 1320322142 is about 1097.0505399228.

Adding to 1320322142 its reverse (2412230231), we get a palindrome (3732552373).

The spelling of 1320322142 in words is "one billion, three hundred twenty million, three hundred twenty-two thousand, one hundred forty-two".