104405111 has 8 divisors (see below), whose sum is σ = 106098240. Its totient is φ = 102719232.

The previous prime is 104405051. The next prime is 104405113. The reversal of 104405111 is 111504401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 104405111 - 2⁶ = 104405047 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 104405111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104405113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32255 + ... + 35343.

It is an arithmetic number, because the mean of its divisors is an integer number (13262280).

Almost surely, 2^104405111 is an apocalyptic number.

104405111 is a deficient number, since it is larger than the sum of its proper divisors (1693129).

104405111 is an equidigital number, since it uses as much as digits as its factorization.

104405111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3625.

The product of its (nonzero) digits is 80, while the sum is 17.

The square root of 104405111 is about 10217.8819233734. The cubic root of 104405111 is about 470.8767563853.

Adding to 104405111 its reverse (111504401), we get a palindrome (215909512).

It can be divided in two parts, 10440 and 5111, that added together give a palindrome (15551).

The spelling of 104405111 in words is "one hundred four million, four hundred five thousand, one hundred eleven".