1122297 has 16 divisors (see below), whose sum is σ = 1658880. Its totient is φ = 669200.

The previous prime is 1122287. The next prime is 1122367. The reversal of 1122297 is 7922211.

It is a cyclic number.

It is not a de Polignac number, because 1122297 - 2⁴ = 1122281 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1122227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2104 + ... + 2582.

It is an arithmetic number, because the mean of its divisors is an integer number (103680).

2^1122297 is an apocalyptic number.

It is an amenable number.

1122297 is a deficient number, since it is larger than the sum of its proper divisors (536583).

1122297 is a wasteful number, since it uses less digits than its factorization.

1122297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564.

The product of its digits is 504, while the sum is 24.

The square root of 1122297 is about 1059.3851990659. The cubic root of 1122297 is about 103.9208285516.

The spelling of 1122297 in words is "one million, one hundred twenty-two thousand, two hundred ninety-seven".