1125212 has 24 divisors (see below), whose sum is σ = 2177280. Its totient is φ = 504560.

The previous prime is 1125209. The next prime is 1125217. The reversal of 1125212 is 2125211.

It is a super-2 number, since 2×1125212² = 2532204089888, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125217) 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, 4589 + ... + 4827.

It is an arithmetic number, because the mean of its divisors is an integer number (90720).

2^1125212 is an apocalyptic number.

It is an amenable number.

1125212 is a deficient number, since it is larger than the sum of its proper divisors (1052068).

1125212 is a wasteful number, since it uses less digits than its factorization.

1125212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 359 counting only the distinct ones).

The product of its digits is 40, while the sum is 14.

The square root of 1125212 is about 1060.7601048305. The cubic root of 1125212 is about 104.0107237463.

Subtracting 1125212 from its reverse (2125211), we obtain a palindrome (999999).

The spelling of 1125212 in words is "one million, one hundred twenty-five thousand, two hundred twelve".