1125004 has 6 divisors (see below), whose sum is σ = 1968764.
Its totient is φ = 562500.
The previous prime is 1125001. The next prime is 1125013. The reversal of 1125004 is 4005211.
1125004 = T427 + T428 + ... +
It is not an unprimeable number, because it can be changed into a prime (1125001) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140622 + ... + 140629.
21125004 is an apocalyptic number.
It is an amenable number.
1125004 is a deficient number, since it is larger than the sum of its proper divisors (843760).
1125004 is a wasteful number, since it uses less digits than its factorization.
1125004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 281255 (or 281253 counting only the distinct ones).
The product of its (nonzero) digits is 40, while the sum is 13.
The square root of 1125004 is about 1060.6620573962.
The cubic root of 1125004 is about 104.0043144167.
The spelling of 1125004 in words is "one million, one hundred twenty-five thousand, four".