1323001982 has 16 divisors (see below), whose sum is σ = 2173696560. Its totient is φ = 601120128.

The previous prime is 1323001969. The next prime is 1323001991. The reversal of 1323001982 is 2891003231.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

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 in 7 ways as a sum of consecutive naturals, for example, 669908 + ... + 671879.

It is an arithmetic number, because the mean of its divisors is an integer number (135856035).

Almost surely, 2^1323001982 is an apocalyptic number.

1323001982 is a deficient number, since it is larger than the sum of its proper divisors (850694578).

1323001982 is a wasteful number, since it uses less digits than its factorization.

1323001982 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1341835.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 1323001982 is about 36373.0942043704. The cubic root of 1323001982 is about 1097.7922612110.

The spelling of 1323001982 in words is "one billion, three hundred twenty-three million, one thousand, nine hundred eighty-two".