1441521 has 6 divisors (see below), whose sum is σ = 2082210. Its totient is φ = 961008.

The previous prime is 1441471. The next prime is 1441523. The reversal of 1441521 is 1251441.

1441521 is a `hidden beast` number, since 144 + 1 + 521 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1440000 + 1521 = 1200^2 + 39^2 .

It is not a de Polignac number, because 1441521 - 2⁹ = 1441009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1441494 and 1441503.

It is not an unprimeable number, because it can be changed into a prime (1441523) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 80076 + ... + 80093.

It is an arithmetic number, because the mean of its divisors is an integer number (347035).

2^1441521 is an apocalyptic number.

It is an amenable number.

1441521 is a deficient number, since it is larger than the sum of its proper divisors (640689).

1441521 is a wasteful number, since it uses less digits than its factorization.

1441521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160175 (or 160172 counting only the distinct ones).

The product of its digits is 160, while the sum is 18.

The square root of 1441521 is about 1200.6335827387. The cubic root of 1441521 is about 112.9640682478.

Adding to 1441521 its reverse (1251441), we get a palindrome (2692962).

It can be divided in two parts, 144 and 1521, that multiplied together give a square (219024 = 468²).

The spelling of 1441521 in words is "one million, four hundred forty-one thousand, five hundred twenty-one".