1126609 has 16 divisors (see below), whose sum is σ = 1321344. Its totient is φ = 950400.

The previous prime is 1126597. The next prime is 1126627. The reversal of 1126609 is 9066211.

It is not a de Polignac number, because 1126609 - 2⁵ = 1126577 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126649) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15397 + ... + 15469.

It is an arithmetic number, because the mean of its divisors is an integer number (82584).

2^1126609 is an apocalyptic number.

It is an amenable number.

1126609 is a deficient number, since it is larger than the sum of its proper divisors (194735).

1126609 is a wasteful number, since it uses less digits than its factorization.

1126609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168.

The product of its (nonzero) digits is 648, while the sum is 25.

The square root of 1126609 is about 1061.4183906453. The cubic root of 1126609 is about 104.0537505682.

The spelling of 1126609 in words is "one million, one hundred twenty-six thousand, six hundred nine".