1126491 has 8 divisors (see below), whose sum is σ = 1581120. Its totient is φ = 711432.

The previous prime is 1126483. The next prime is 1126501. The reversal of 1126491 is 1946211.

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

It is not a de Polignac number, because 1126491 - 2³ = 1126483 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1126421) 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, 9825 + ... + 9938.

It is an arithmetic number, because the mean of its divisors is an integer number (197640).

2^1126491 is an apocalyptic number.

1126491 is a deficient number, since it is larger than the sum of its proper divisors (454629).

1126491 is a wasteful number, since it uses less digits than its factorization.

1126491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19785.

The product of its digits is 432, while the sum is 24.

The square root of 1126491 is about 1061.3628031922. The cubic root of 1126491 is about 104.0501176097.

The spelling of 1126491 in words is "one million, one hundred twenty-six thousand, four hundred ninety-one".