1118632012 has 12 divisors (see below), whose sum is σ = 1961124480. Its totient is φ = 558310736.

The previous prime is 1118632003. The next prime is 1118632093. The reversal of 1118632012 is 2102368111.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 248812 + ... + 253267.

It is an arithmetic number, because the mean of its divisors is an integer number (163427040).

Almost surely, 2^1118632012 is an apocalyptic number.

It is an amenable number.

1118632012 is a deficient number, since it is larger than the sum of its proper divisors (842492468).

1118632012 is a wasteful number, since it uses less digits than its factorization.

1118632012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 502640 (or 502638 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 25.

The square root of 1118632012 is about 33445.9565867087. The cubic root of 1118632012 is about 1038.0758344413.

The spelling of 1118632012 in words is "one billion, one hundred eighteen million, six hundred thirty-two thousand, twelve".