1122783345 has 12 divisors (see below), whose sum is σ = 1946157876. Its totient is φ = 598817760.

The previous prime is 1122783307. The next prime is 1122783371. The reversal of 1122783345 is 5433872211.

1122783345 is a `hidden beast` number, since 11 + 227 + 83 + 345 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 258952464 + 863830881 = 16092^2 + 29391^2 .

It is not a de Polignac number, because 1122783345 - 2¹⁰ = 1122782321 is a prime.

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, 12475326 + ... + 12475415.

It is an arithmetic number, because the mean of its divisors is an integer number (162179823).

Almost surely, 2^1122783345 is an apocalyptic number.

1122783345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1122783345 is a deficient number, since it is larger than the sum of its proper divisors (823374531).

1122783345 is a wasteful number, since it uses less digits than its factorization.

1122783345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24950752 (or 24950749 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 1122783345 is about 33507.9594275748. The cubic root of 1122783345 is about 1039.3583767324.

The spelling of 1122783345 in words is "one billion, one hundred twenty-two million, seven hundred eighty-three thousand, three hundred forty-five".