1105146 has 48 divisors (see below), whose sum is σ = 2808000. Its totient is φ = 313992.

The previous prime is 1105141. The next prime is 1105157. The reversal of 1105146 is 6415011.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (1105141) 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, 6085 + ... + 6263.

It is an arithmetic number, because the mean of its divisors is an integer number (58500).

2^1105146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1105146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1404000).

1105146 is an abundant number, since it is smaller than the sum of its proper divisors (1702854).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1105146 is a wasteful number, since it uses less digits than its factorization.

1105146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208 (or 191 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1105146 is about 1051.2592449058. The cubic root of 1105146 is about 103.3887343111.

The spelling of 1105146 in words is "one million, one hundred five thousand, one hundred forty-six".