1323154039 has 8 divisors (see below), whose sum is σ = 1328508720. Its totient is φ = 1317810816.

The previous prime is 1323153961. The next prime is 1323154067. The reversal of 1323154039 is 9304513231.

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

It is a cyclic number.

It is not a de Polignac number, because 1323154039 - 2¹⁹ = 1322629751 is a prime.

It is a super-2 number, since 2×1323154039² = 3501473221844027042, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1323154039.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323154069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 283029 + ... + 287665.

It is an arithmetic number, because the mean of its divisors is an integer number (166063590).

Almost surely, 2^1323154039 is an apocalyptic number.

1323154039 is a deficient number, since it is larger than the sum of its proper divisors (5354681).

1323154039 is an equidigital number, since it uses as much as digits as its factorization.

1323154039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5729.

The product of its (nonzero) digits is 9720, while the sum is 31.

The square root of 1323154039 is about 36375.1843844124. The cubic root of 1323154039 is about 1097.8343172334.

The spelling of 1323154039 in words is "one billion, three hundred twenty-three million, one hundred fifty-four thousand, thirty-nine".