1441138 has 4 divisors (see below), whose sum is σ = 2161710. Its totient is φ = 720568.

The previous prime is 1441133. The next prime is 1441151. The reversal of 1441138 is 8311441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1306449 + 134689 = 1143^2 + 367^2 .

It is not an unprimeable number, because it can be changed into a prime (1441133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 360283 + ... + 360286.

2^1441138 is an apocalyptic number.

1441138 is a deficient number, since it is larger than the sum of its proper divisors (720572).

1441138 is an equidigital number, since it uses as much as digits as its factorization.

1441138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 720571.

The product of its digits is 384, while the sum is 22.

The square root of 1441138 is about 1200.4740730228. The cubic root of 1441138 is about 112.9540628274.

Adding to 1441138 its reverse (8311441), we get a palindrome (9752579).

The spelling of 1441138 in words is "one million, four hundred forty-one thousand, one hundred thirty-eight".