1115956 has 12 divisors (see below), whose sum is σ = 1966468. Its totient is φ = 554112.

The previous prime is 1115941. The next prime is 1115987. The reversal of 1115956 is 6595111.

It can be written as a sum of positive squares in 2 ways, for example, as 443556 + 672400 = 666^2 + 820^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 261 + ... + 1516.

2^1115956 is an apocalyptic number.

It is an amenable number.

1115956 is a deficient number, since it is larger than the sum of its proper divisors (850512).

1115956 is a wasteful number, since it uses less digits than its factorization.

1115956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1938 (or 1936 counting only the distinct ones).

The product of its digits is 1350, while the sum is 28.

The square root of 1115956 is about 1056.3881862270. The cubic root of 1115956 is about 103.7247405484.

The spelling of 1115956 in words is "one million, one hundred fifteen thousand, nine hundred fifty-six".