1122087678 has 16 divisors (see below), whose sum is σ = 2304829200. Its totient is φ = 363920256.

The previous prime is 1122087667. The next prime is 1122087697. The reversal of 1122087678 is 8767802211.

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, 2527003 + ... + 2527446.

It is an arithmetic number, because the mean of its divisors is an integer number (144051825).

Almost surely, 2^1122087678 is an apocalyptic number.

1122087678 is an abundant number, since it is smaller than the sum of its proper divisors (1182741522).

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

1122087678 is a wasteful number, since it uses less digits than its factorization.

1122087678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054491.

The product of its (nonzero) digits is 75264, while the sum is 42.

The square root of 1122087678 is about 33497.5771959705. The cubic root of 1122087678 is about 1039.1436731834.

Adding to 1122087678 its reverse (8767802211), we get a palindrome (9889889889).

The spelling of 1122087678 in words is "one billion, one hundred twenty-two million, eighty-seven thousand, six hundred seventy-eight".