1122786940 has 24 divisors (see below), whose sum is σ = 2572203312. Its totient is φ = 408286080.

The previous prime is 1122786919. The next prime is 1122786961. The reversal of 1122786940 is 496872211.

1122786940 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1122786919) and next prime (1122786961).

It is a junction number, because it is equal to n+sod(n) for n = 1122786893 and 1122786902.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2551569 + ... + 2552008.

It is an arithmetic number, because the mean of its divisors is an integer number (107175138).

Almost surely, 2^1122786940 is an apocalyptic number.

1122786940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122786940 is an abundant number, since it is smaller than the sum of its proper divisors (1449416372).

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

1122786940 is a wasteful number, since it uses less digits than its factorization.

1122786940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5103597 (or 5103595 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 40.

The square root of 1122786940 is about 33508.0130715028. The cubic root of 1122786940 is about 1039.3594860261.

The spelling of 1122786940 in words is "one billion, one hundred twenty-two million, seven hundred eighty-six thousand, nine hundred forty".