104451111 has 24 divisors (see below), whose sum is σ = 164075184. Its totient is φ = 63763200.

The previous prime is 104451107. The next prime is 104451131. The reversal of 104451111 is 111154401.

104451111 is a `hidden beast` number, since 104 + 451 + 111 = 666.

It is not a de Polignac number, because 104451111 - 2² = 104451107 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (104451131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3565 + ... + 14886.

It is an arithmetic number, because the mean of its divisors is an integer number (6836466).

Almost surely, 2^104451111 is an apocalyptic number.

104451111 is a deficient number, since it is larger than the sum of its proper divisors (59624073).

104451111 is a wasteful number, since it uses less digits than its factorization.

104451111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18511 (or 18508 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 18.

The square root of 104451111 is about 10220.1326312333. The cubic root of 104451111 is about 470.9459009902.

The spelling of 104451111 in words is "one hundred four million, four hundred fifty-one thousand, one hundred eleven".