2104513133 has 4 divisors (see below), whose sum is σ = 2196013728. Its totient is φ = 2013012540.

The previous prime is 2104513097. The next prime is 2104513139. The reversal of 2104513133 is 3313154012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2104513133 - 2⁶ = 2104513069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23), and also a Moran number because the ratio is a prime number: 91500571 = 2104513133 / (2 + 1 + 0 + 4 + 5 + 1 + 3 + 1 + 3 + 3).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2104513099 and 2104513108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2104513139) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 45750263 + ... + 45750308.

It is an arithmetic number, because the mean of its divisors is an integer number (549003432).

Almost surely, 2^2104513133 is an apocalyptic number.

2104513133 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

It is an amenable number.

2104513133 is a deficient number, since it is larger than the sum of its proper divisors (91500595).

2104513133 is an equidigital number, since it uses as much as digits as its factorization.

2104513133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91500594.

The product of its (nonzero) digits is 1080, while the sum is 23.

The square root of 2104513133 is about 45874.9728392290. The cubic root of 2104513133 is about 1281.4958774981.

Adding to 2104513133 its reverse (3313154012), we get a palindrome (5417667145).

The spelling of 2104513133 in words is "two billion, one hundred four million, five hundred thirteen thousand, one hundred thirty-three".