1118838474 has 48 divisors (see below), whose sum is σ = 2692296000. Its totient is φ = 344255184.

The previous prime is 1118838443. The next prime is 1118838481. The reversal of 1118838474 is 4748388111.

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 23 ways as a sum of consecutive naturals, for example, 52174 + ... + 70425.

It is an arithmetic number, because the mean of its divisors is an integer number (56089500).

Almost surely, 2^1118838474 is an apocalyptic number.

1118838474 is an abundant number, since it is smaller than the sum of its proper divisors (1573457526).

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

1118838474 is a wasteful number, since it uses less digits than its factorization.

1118838474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122636 (or 122617 counting only the distinct ones).

The product of its digits is 172032, while the sum is 45.

The square root of 1118838474 is about 33449.0429459499. The cubic root of 1118838474 is about 1038.1396951886.

The spelling of 1118838474 in words is "one billion, one hundred eighteen million, eight hundred thirty-eight thousand, four hundred seventy-four".