1154225 has 12 divisors (see below), whose sum is σ = 1445964. Its totient is φ = 913920.

The previous prime is 1154221. The next prime is 1154227. The reversal of 1154225 is 5224511.

It can be written as a sum of positive squares in 6 ways, for example, as 53824 + 1100401 = 232^2 + 1049^2 .

It is not a de Polignac number, because 1154225 - 2² = 1154221 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1154197 and 1154206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3257 + ... + 3593.

It is an arithmetic number, because the mean of its divisors is an integer number (120497).

2^1154225 is an apocalyptic number.

It is an amenable number.

1154225 is a deficient number, since it is larger than the sum of its proper divisors (291739).

1154225 is a wasteful number, since it uses less digits than its factorization.

1154225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484 (or 479 counting only the distinct ones).

The product of its digits is 400, while the sum is 20.

The square root of 1154225 is about 1074.3486398744. The cubic root of 1154225 is about 104.8971025217.

Adding to 1154225 its reverse (5224511), we get a palindrome (6378736).

The spelling of 1154225 in words is "one million, one hundred fifty-four thousand, two hundred twenty-five".