13132320033 has 8 divisors (see below), whose sum is σ = 20011154368. Its totient is φ = 7504182864.

The previous prime is 13132320023. The next prime is 13132320077. The reversal of 13132320033 is 33002323131.

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

It is not a de Polignac number, because 13132320033 - 2⁵ = 13132320001 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 625348573 = 13132320033 / (1 + 3 + 1 + 3 + 2 + 3 + 2 + 0 + 0 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13132319991 and 13132320009.

It is not an unprimeable number, because it can be changed into a prime (13132320023) 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, 312674266 + ... + 312674307.

It is an arithmetic number, because the mean of its divisors is an integer number (2501394296).

Almost surely, 2^13132320033 is an apocalyptic number.

It is an amenable number.

13132320033 is a deficient number, since it is larger than the sum of its proper divisors (6878834335).

13132320033 is an equidigital number, since it uses as much as digits as its factorization.

13132320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625348583.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 13132320033 its reverse (33002323131), we get a palindrome (46134643164).

The spelling of 13132320033 in words is "thirteen billion, one hundred thirty-two million, three hundred twenty thousand, thirty-three".