1323133005 has 32 divisors (see below), whose sum is σ = 2201823360. Its totient is φ = 677940480.

The previous prime is 1323132991. The next prime is 1323133037. The reversal of 1323133005 is 5003313231.

It is not a de Polignac number, because 1323133005 - 2⁵ = 1323132973 is a prime.

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, 22531 + ... + 56159.

It is an arithmetic number, because the mean of its divisors is an integer number (68806980).

Almost surely, 2^1323133005 is an apocalyptic number.

1323133005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1323133005 is a deficient number, since it is larger than the sum of its proper divisors (878690355).

1323133005 is a wasteful number, since it uses less digits than its factorization.

1323133005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33741.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 1323133005 is about 36374.8952575812. The cubic root of 1323133005 is about 1097.8284998283.

Adding to 1323133005 its reverse (5003313231), we get a palindrome (6326446236).

The spelling of 1323133005 in words is "one billion, three hundred twenty-three million, one hundred thirty-three thousand, five".