40104343 has 4 divisors (see below), whose sum is σ = 42463440. Its totient is φ = 37745248.

The previous prime is 40104329. The next prime is 40104353. The reversal of 40104343 is 34340104.

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 40104343 - 2²¹ = 38007191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40104343.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40104353) 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, 1179523 + ... + 1179556.

It is an arithmetic number, because the mean of its divisors is an integer number (10615860).

Almost surely, 2^40104343 is an apocalyptic number.

40104343 is a deficient number, since it is larger than the sum of its proper divisors (2359097).

40104343 is a wasteful number, since it uses less digits than its factorization.

40104343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2359096.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 40104343 is about 6332.7989862303. The cubic root of 40104343 is about 342.2923045028.

Adding to 40104343 its reverse (34340104), we get a palindrome (74444447).

The spelling of 40104343 in words is "forty million, one hundred four thousand, three hundred forty-three".