1126287 has 12 divisors (see below), whose sum is σ = 1697904. Its totient is φ = 718080.

The previous prime is 1126283. The next prime is 1126313. The reversal of 1126287 is 7826211.

It is not a de Polignac number, because 1126287 - 2² = 1126283 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1126287.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1126283) 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, 2514 + ... + 2927.

It is an arithmetic number, because the mean of its divisors is an integer number (141492).

2^1126287 is an apocalyptic number.

1126287 is a deficient number, since it is larger than the sum of its proper divisors (571617).

1126287 is a wasteful number, since it uses less digits than its factorization.

1126287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5470 (or 5467 counting only the distinct ones).

The product of its digits is 1344, while the sum is 27.

The square root of 1126287 is about 1061.2666959817. The cubic root of 1126287 is about 104.0438363033.

The spelling of 1126287 in words is "one million, one hundred twenty-six thousand, two hundred eighty-seven".