1197256 has 16 divisors (see below), whose sum is σ = 2267100. Its totient is φ = 592704.

The previous prime is 1197239. The next prime is 1197257. The reversal of 1197256 is 6527911.

It can be written as a sum of positive squares in 2 ways, for example, as 980100 + 217156 = 990^2 + 466^2 .

It is not an unprimeable number, because it can be changed into a prime (1197257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 186 + ... + 1558.

2^1197256 is an apocalyptic number.

It is an amenable number.

1197256 is a deficient number, since it is larger than the sum of its proper divisors (1069844).

1197256 is a wasteful number, since it uses less digits than its factorization.

1197256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1488 (or 1484 counting only the distinct ones).

The product of its digits is 3780, while the sum is 31.

The square root of 1197256 is about 1094.1919392867. The cubic root of 1197256 is about 106.1847969035.

The spelling of 1197256 in words is "one million, one hundred ninety-seven thousand, two hundred fifty-six".