1149225 has 48 divisors (see below), whose sum is σ = 2380800. Its totient is φ = 475200.

The previous prime is 1149221. The next prime is 1149227. The reversal of 1149225 is 5229411.

It is not a de Polignac number, because 1149225 - 2² = 1149221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1149195 and 1149204.

It is not an unprimeable number, because it can be changed into a prime (1149221) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5676 + ... + 5874.

It is an arithmetic number, because the mean of its divisors is an integer number (49600).

2^1149225 is an apocalyptic number.

1149225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1149225 is an abundant number, since it is smaller than the sum of its proper divisors (1231575).

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

1149225 is a wasteful number, since it uses less digits than its factorization.

1149225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 230 (or 225 counting only the distinct ones).

The product of its digits is 720, while the sum is 24.

The square root of 1149225 is about 1072.0191229638. The cubic root of 1149225 is about 104.7454149731.

It can be divided in two parts, 114 and 9225, that added together give a palindrome (9339).

The spelling of 1149225 in words is "one million, one hundred forty-nine thousand, two hundred twenty-five".