104111001 has 20 divisors (see below), whose sum is σ = 155865424. Its totient is φ = 69255000.

The previous prime is 104110997. The next prime is 104111017. The reversal of 104111001 is 100111401.

It is not a de Polignac number, because 104111001 - 2² = 104110997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (104111401) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 45126 + ... + 47376.

Almost surely, 2^104111001 is an apocalyptic number.

It is an amenable number.

104111001 is a deficient number, since it is larger than the sum of its proper divisors (51754423).

104111001 is an equidigital number, since it uses as much as digits as its factorization.

104111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834 (or 2825 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

The square root of 104111001 is about 10203.4798475814. The cubic root of 104111001 is about 470.4341860697.

Adding to 104111001 its reverse (100111401), we get a palindrome (204222402).

The spelling of 104111001 in words is "one hundred four million, one hundred eleven thousand, one".