1113117628 has 12 divisors (see below), whose sum is σ = 2226235312. Its totient is φ = 477050400.

The previous prime is 1113117617. The next prime is 1113117647. The reversal of 1113117628 is 8267113111.

It is a happy number.

1113117628 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1113117628.

It is a congruent number.

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, 19877073 + ... + 19877128.

Almost surely, 2^1113117628 is an apocalyptic number.

It is an amenable number.

1113117628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1113117628 is a wasteful number, since it uses less digits than its factorization.

1113117628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39754212 (or 39754210 counting only the distinct ones).

The product of its digits is 2016, while the sum is 31.

The square root of 1113117628 is about 33363.4175108007. The cubic root of 1113117628 is about 1036.3672651757.

The spelling of 1113117628 in words is "one billion, one hundred thirteen million, one hundred seventeen thousand, six hundred twenty-eight".