1125025 has 12 divisors (see below), whose sum is σ = 1522224. Its totient is φ = 818000.

The previous prime is 1125017. The next prime is 1125029. The reversal of 1125025 is 5205211.

It is not a de Polignac number, because 1125025 - 2³ = 1125017 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1125029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1771 + ... + 2320.

It is an arithmetic number, because the mean of its divisors is an integer number (126852).

2^1125025 is an apocalyptic number.

It is an amenable number.

1125025 is a deficient number, since it is larger than the sum of its proper divisors (397199).

1125025 is a wasteful number, since it uses less digits than its factorization.

1125025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4112 (or 4107 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 16.

The square root of 1125025 is about 1060.6719568274. The cubic root of 1125025 is about 104.0049615483.

The spelling of 1125025 in words is "one million, one hundred twenty-five thousand, twenty-five".