1125388 has 12 divisors (see below), whose sum is σ = 2148552. Its totient is φ = 511520.

The previous prime is 1125379. The next prime is 1125391. The reversal of 1125388 is 8835211.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12745 + ... + 12832.

It is an arithmetic number, because the mean of its divisors is an integer number (179046).

2^1125388 is an apocalyptic number.

It is an amenable number.

1125388 is a deficient number, since it is larger than the sum of its proper divisors (1023164).

1125388 is a wasteful number, since it uses less digits than its factorization.

1125388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25592 (or 25590 counting only the distinct ones).

The product of its digits is 1920, while the sum is 28.

The square root of 1125388 is about 1060.8430609661. The cubic root of 1125388 is about 104.0161464083.

The spelling of 1125388 in words is "one million, one hundred twenty-five thousand, three hundred eighty-eight".