1125126 has 12 divisors (see below), whose sum is σ = 2437812. Its totient is φ = 375036.

The previous prime is 1125121. The next prime is 1125127. The reversal of 1125126 is 6215211.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 62507 = 1125126 / (1 + 1 + 2 + 5 + 1 + 2 + 6).

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1125099 and 1125108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1125121) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31236 + ... + 31271.

It is an arithmetic number, because the mean of its divisors is an integer number (203151).

2^1125126 is an apocalyptic number.

1125126 is an abundant number, since it is smaller than the sum of its proper divisors (1312686).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1125126 is a wasteful number, since it uses less digits than its factorization.

1125126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62515 (or 62512 counting only the distinct ones).

The product of its digits is 120, while the sum is 18.

The square root of 1125126 is about 1060.7195670864. The cubic root of 1125126 is about 104.0080738308.

The spelling of 1125126 in words is "one million, one hundred twenty-five thousand, one hundred twenty-six".