1118155908 has 12 divisors (see below), whose sum is σ = 2609030480. Its totient is φ = 372718632.

The previous prime is 1118155889. The next prime is 1118155921. The reversal of 1118155908 is 8095518111.

It is a happy number.

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

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, 46589818 + ... + 46589841.

Almost surely, 2^1118155908 is an apocalyptic number.

It is an amenable number.

1118155908 is an abundant number, since it is smaller than the sum of its proper divisors (1490874572).

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

1118155908 is a wasteful number, since it uses less digits than its factorization.

1118155908 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93179666 (or 93179664 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 39.

The square root of 1118155908 is about 33438.8383171425. The cubic root of 1118155908 is about 1037.9285407870.

The spelling of 1118155908 in words is "one billion, one hundred eighteen million, one hundred fifty-five thousand, nine hundred eight".