1144146 has 16 divisors (see below), whose sum is σ = 2344608. Its totient is φ = 372000.

The previous prime is 1144141. The next prime is 1144147. The reversal of 1144146 is 6414411.

It is not an unprimeable number, because it can be changed into a prime (1144141) 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, 2080 + ... + 2571.

It is an arithmetic number, because the mean of its divisors is an integer number (146538).

2^1144146 is an apocalyptic number.

1144146 is an abundant number, since it is smaller than the sum of its proper divisors (1200462).

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

1144146 is a wasteful number, since it uses less digits than its factorization.

1144146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4697.

The product of its digits is 384, while the sum is 21.

The square root of 1144146 is about 1069.6476055225. The cubic root of 1144146 is about 104.5908796355.

Adding to 1144146 its reverse (6414411), we get a palindrome (7558557).

The spelling of 1144146 in words is "one million, one hundred forty-four thousand, one hundred forty-six".