1121776712 has 64 divisors (see below), whose sum is σ = 2474634240. Its totient is φ = 466804800.

The previous prime is 1121776697. The next prime is 1121776727. The reversal of 1121776712 is 2176771211.

It is an interprime number because it is at equal distance from previous prime (1121776697) and next prime (1121776727).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 264287 + ... + 268497.

It is an arithmetic number, because the mean of its divisors is an integer number (38666160).

Almost surely, 2^1121776712 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1121776712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1237317120).

1121776712 is an abundant number, since it is smaller than the sum of its proper divisors (1352857528).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121776712 is a wasteful number, since it uses less digits than its factorization.

1121776712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362 (or 4358 counting only the distinct ones).

The product of its digits is 8232, while the sum is 35.

The square root of 1121776712 is about 33492.9352550654. The cubic root of 1121776712 is about 1039.0476711172.

The spelling of 1121776712 in words is "one billion, one hundred twenty-one million, seven hundred seventy-six thousand, seven hundred twelve".