1323040029 has 16 divisors (see below), whose sum is σ = 1809005184. Its totient is φ = 859596800.

The previous prime is 1323040027. The next prime is 1323040031. The reversal of 1323040029 is 9200403231.

It is an interprime number because it is at equal distance from previous prime (1323040027) and next prime (1323040031).

It is a cyclic number.

It is not a de Polignac number, because 1323040029 - 2¹ = 1323040027 is a prime.

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1323039990 and 1323040008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323040021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121597 + ... + 132029.

It is an arithmetic number, because the mean of its divisors is an integer number (113062824).

Almost surely, 2^1323040029 is an apocalyptic number.

It is an amenable number.

1323040029 is a deficient number, since it is larger than the sum of its proper divisors (485965155).

1323040029 is a wasteful number, since it uses less digits than its factorization.

1323040029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11508.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1323040029 is about 36373.6172108302. The cubic root of 1323040029 is about 1097.8027845769.

The spelling of 1323040029 in words is "one billion, three hundred twenty-three million, forty thousand, twenty-nine".