1141225 has 12 divisors (see below), whose sum is σ = 1428480. Its totient is φ = 904400.

The previous prime is 1141223. The next prime is 1141229. The reversal of 1141225 is 5221411.

It is not a de Polignac number, because 1141225 - 2¹ = 1141223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1141199 and 1141208.

It is not an unprimeable number, because it can be changed into a prime (1141223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4656 + ... + 4894.

It is an arithmetic number, because the mean of its divisors is an integer number (119040).

2^1141225 is an apocalyptic number.

It is an amenable number.

1141225 is a deficient number, since it is larger than the sum of its proper divisors (287255).

1141225 is a wasteful number, since it uses less digits than its factorization.

1141225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440 (or 435 counting only the distinct ones).

The product of its digits is 80, while the sum is 16.

The square root of 1141225 is about 1068.2813299876. The cubic root of 1141225 is about 104.5017970891.

Adding to 1141225 its reverse (5221411), we get a palindrome (6362636).

The spelling of 1141225 in words is "one million, one hundred forty-one thousand, two hundred twenty-five".