1323163734 has 64 divisors (see below), whose sum is σ = 2847191040. Its totient is φ = 408862080.

The previous prime is 1323163717. The next prime is 1323163741. The reversal of 1323163734 is 4373613231.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1323163695 and 1323163704.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2445504 + ... + 2446044.

It is an arithmetic number, because the mean of its divisors is an integer number (44487360).

Almost surely, 2^1323163734 is an apocalyptic number.

1323163734 is an abundant number, since it is smaller than the sum of its proper divisors (1524027306).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1323163734 is a wasteful number, since it uses less digits than its factorization.

1323163734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085.

The product of its digits is 27216, while the sum is 33.

The square root of 1323163734 is about 36375.3176480976. The cubic root of 1323163734 is about 1097.8369985735.

Adding to 1323163734 its reverse (4373613231), we get a palindrome (5696776965).

The spelling of 1323163734 in words is "one billion, three hundred twenty-three million, one hundred sixty-three thousand, seven hundred thirty-four".