13104533 has 4 divisors (see below), whose sum is σ = 14112588. Its totient is φ = 12096480.

The previous prime is 13104527. The next prime is 13104557. The reversal of 13104533 is 33540131.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 33540131 = 887 ⋅37813.

It can be written as a sum of positive squares in 2 ways, for example, as 9012004 + 4092529 = 3002^2 + 2023^2 .

It is a cyclic number.

It is not a de Polignac number, because 13104533 - 2⁸ = 13104277 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13104563) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 504008 + ... + 504033.

It is an arithmetic number, because the mean of its divisors is an integer number (3528147).

Almost surely, 2^13104533 is an apocalyptic number.

13104533 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13104533 is a deficient number, since it is larger than the sum of its proper divisors (1008055).

13104533 is a wasteful number, since it uses less digits than its factorization.

13104533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008054.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 13104533 is about 3620.0183701191. The cubic root of 13104533 is about 235.7620231095.

Adding to 13104533 its reverse (33540131), we get a palindrome (46644664).

The spelling of 13104533 in words is "thirteen million, one hundred four thousand, five hundred thirty-three".