1226125 has 16 divisors (see below), whose sum is σ = 1623024. Its totient is φ = 921600.

The previous prime is 1226117. The next prime is 1226179. The reversal of 1226125 is 5216221.

It can be written as a sum of positive squares in 8 ways, for example, as 13924 + 1212201 = 118^2 + 1101^2 .

It is not a de Polignac number, because 1226125 - 2³ = 1226117 is a prime.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1837 + ... + 2413.

It is an arithmetic number, because the mean of its divisors is an integer number (101439).

2^1226125 is an apocalyptic number.

It is an amenable number.

1226125 is a deficient number, since it is larger than the sum of its proper divisors (396899).

1226125 is an equidigital number, since it uses as much as digits as its factorization.

1226125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609 (or 599 counting only the distinct ones).

The product of its digits is 240, while the sum is 19.

The square root of 1226125 is about 1107.3052876240. The cubic root of 1226125 is about 107.0314927535.

The spelling of 1226125 in words is "one million, two hundred twenty-six thousand, one hundred twenty-five".