104513543 has 4 divisors (see below), whose sum is σ = 104620848. Its totient is φ = 104406240.

The previous prime is 104513533. The next prime is 104513579. The reversal of 104513543 is 345315401.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 104513543 - 2⁴ = 104513527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104513533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52178 + ... + 54143.

It is an arithmetic number, because the mean of its divisors is an integer number (26155212).

Almost surely, 2^104513543 is an apocalyptic number.

104513543 is a deficient number, since it is larger than the sum of its proper divisors (107305).

104513543 is an equidigital number, since it uses as much as digits as its factorization.

104513543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107304.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 104513543 is about 10223.1865384527. The cubic root of 104513543 is about 471.0397127845.

Adding to 104513543 its reverse (345315401), we get a palindrome (449828944).

The spelling of 104513543 in words is "one hundred four million, five hundred thirteen thousand, five hundred forty-three".