104564943 has 48 divisors (see below), whose sum is σ = 184991040. Its totient is φ = 55554048.

The previous prime is 104564939. The next prime is 104564947. The reversal of 104564943 is 349465401.

104564943 is a `hidden beast` number, since 1 + 0 + 4 + 5 + 649 + 4 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (104564939) and next prime (104564947).

It is not a de Polignac number, because 104564943 - 2² = 104564939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 104564898 and 104564907.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104564947) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 94771 + ... + 95867.

It is an arithmetic number, because the mean of its divisors is an integer number (3853980).

Almost surely, 2^104564943 is an apocalyptic number.

104564943 is a deficient number, since it is larger than the sum of its proper divisors (80426097).

104564943 is a wasteful number, since it uses less digits than its factorization.

104564943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1216 (or 1213 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 104564943 is about 10225.7001227300. The cubic root of 104564943 is about 471.1169195992.

The spelling of 104564943 in words is "one hundred four million, five hundred sixty-four thousand, nine hundred forty-three".