1120925 has 12 divisors (see below), whose sum is σ = 1497300. Its totient is φ = 827520.

The previous prime is 1120919. The next prime is 1120939. The reversal of 1120925 is 5290211.

1120925 = 195² + 196² + ... + 220².

It can be written as a sum of positive squares in 6 ways, for example, as 458329 + 662596 = 677^2 + 814^2 .

It is a de Polignac number, because none of the positive numbers 2^k-1120925 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1120897 and 1120906.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1400 + ... + 2049.

It is an arithmetic number, because the mean of its divisors is an integer number (124775).

2^1120925 is an apocalyptic number.

It is an amenable number.

1120925 is a deficient number, since it is larger than the sum of its proper divisors (376375).

1120925 is a wasteful number, since it uses less digits than its factorization.

1120925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3472 (or 3467 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 20.

The square root of 1120925 is about 1058.7374556518. The cubic root of 1120925 is about 103.8784637952.

The spelling of 1120925 in words is "one million, one hundred twenty thousand, nine hundred twenty-five".