1118874612 has 12 divisors (see below), whose sum is σ = 2610707456. Its totient is φ = 372958200.

The previous prime is 1118874593. The next prime is 1118874613. The reversal of 1118874612 is 2164788111.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118874613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46619764 + ... + 46619787.

Almost surely, 2^1118874612 is an apocalyptic number.

1118874612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1118874612 is an abundant number, since it is smaller than the sum of its proper divisors (1491832844).

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

1118874612 is a wasteful number, since it uses less digits than its factorization.

1118874612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93239558 (or 93239556 counting only the distinct ones).

The product of its digits is 21504, while the sum is 39.

The square root of 1118874612 is about 33449.5831364159. The cubic root of 1118874612 is about 1038.1508722230.

The spelling of 1118874612 in words is "one billion, one hundred eighteen million, eight hundred seventy-four thousand, six hundred twelve".