1121106956 has 36 divisors (see below), whose sum is σ = 2135184408. Its totient is φ = 513278208.

The previous prime is 1121106949. The next prime is 1121106977. The reversal of 1121106956 is 6596011211.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 87071 + ... + 99113.

It is an arithmetic number, because the mean of its divisors is an integer number (59310678).

Almost surely, 2^1121106956 is an apocalyptic number.

It is an amenable number.

1121106956 is a deficient number, since it is larger than the sum of its proper divisors (1014077452).

1121106956 is a wasteful number, since it uses less digits than its factorization.

1121106956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12138 (or 12099 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 32.

The square root of 1121106956 is about 33482.9352954606. The cubic root of 1121106956 is about 1038.8408423881.

The spelling of 1121106956 in words is "one billion, one hundred twenty-one million, one hundred six thousand, nine hundred fifty-six".