1126147 has 12 divisors (see below), whose sum is σ = 1273608. Its totient is φ = 994400.

The previous prime is 1126093. The next prime is 1126159. The reversal of 1126147 is 7416211.

It is a de Polignac number, because none of the positive numbers 2^k-1126147 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1126247) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4848 + ... + 5074.

It is an arithmetic number, because the mean of its divisors is an integer number (106134).

2^1126147 is an apocalyptic number.

1126147 is a deficient number, since it is larger than the sum of its proper divisors (147461).

1126147 is a wasteful number, since it uses less digits than its factorization.

1126147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290 (or 279 counting only the distinct ones).

The product of its digits is 336, while the sum is 22.

The square root of 1126147 is about 1061.2007350167. The cubic root of 1126147 is about 104.0395251639.

Subtracting 1126147 from its reverse (7416211), we obtain a square (6290064 = 2508²).

The spelling of 1126147 in words is "one million, one hundred twenty-six thousand, one hundred forty-seven".