1122678042 has 16 divisors (see below), whose sum is σ = 2363532960. Its totient is φ = 354529872.

The previous prime is 1122678017. The next prime is 1122678043. The reversal of 1122678042 is 2408762211.

It is a junction number, because it is equal to n+sod(n) for n = 1122677994 and 1122678012.

It is not an unprimeable number, because it can be changed into a prime (1122678043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4923913 + ... + 4924140.

It is an arithmetic number, because the mean of its divisors is an integer number (147720810).

Almost surely, 2^1122678042 is an apocalyptic number.

1122678042 is an abundant number, since it is smaller than the sum of its proper divisors (1240854918).

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

1122678042 is a wasteful number, since it uses less digits than its factorization.

1122678042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9848077.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 1122678042 is about 33506.3880774995. The cubic root of 1122678042 is about 1039.3258827885.

The spelling of 1122678042 in words is "one billion, one hundred twenty-two million, six hundred seventy-eight thousand, forty-two".