1123088678 has 4 divisors (see below), whose sum is σ = 1684633020. Its totient is φ = 561544338.

The previous prime is 1123088669. The next prime is 1123088683. The reversal of 1123088678 is 8768803211.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1123088678² = 2522656357303575368, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280772168 + ... + 280772171.

It is an arithmetic number, because the mean of its divisors is an integer number (421158255).

Almost surely, 2^1123088678 is an apocalyptic number.

1123088678 is a deficient number, since it is larger than the sum of its proper divisors (561544342).

1123088678 is an equidigital number, since it uses as much as digits as its factorization.

1123088678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 561544341.

The product of its (nonzero) digits is 129024, while the sum is 44.

The square root of 1123088678 is about 33512.5152443084. The cubic root of 1123088678 is about 1039.4525835830.

The spelling of 1123088678 in words is "one billion, one hundred twenty-three million, eighty-eight thousand, six hundred seventy-eight".