1125205 has 8 divisors (see below), whose sum is σ = 1360800. Its totient is φ = 893136.

The previous prime is 1125203. The next prime is 1125209. The reversal of 1125205 is 5025211.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1125205 - 2¹ = 1125203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115 + ... + 1504.

It is an arithmetic number, because the mean of its divisors is an integer number (170100).

2^1125205 is an apocalyptic number.

It is an amenable number.

1125205 is a deficient number, since it is larger than the sum of its proper divisors (235595).

1125205 is a wasteful number, since it uses less digits than its factorization.

1125205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1763.

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

The square root of 1125205 is about 1060.7568053046. The cubic root of 1125205 is about 104.0105080605.

The spelling of 1125205 in words is "one million, one hundred twenty-five thousand, two hundred five".