1128113652 has 12 divisors (see below), whose sum is σ = 2632265216. Its totient is φ = 376037880.

The previous prime is 1128113633. The next prime is 1128113663. The reversal of 1128113652 is 2563118211.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47004724 + ... + 47004747.

Almost surely, 2^1128113652 is an apocalyptic number.

1128113652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1128113652 is an abundant number, since it is smaller than the sum of its proper divisors (1504151564).

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

1128113652 is a wasteful number, since it uses less digits than its factorization.

1128113652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94009478 (or 94009476 counting only the distinct ones).

The product of its digits is 2880, while the sum is 30.

The square root of 1128113652 is about 33587.4031744045. The cubic root of 1128113652 is about 1041.0005324442. Note that the first 3 decimals are identical.

The spelling of 1128113652 in words is "one billion, one hundred twenty-eight million, one hundred thirteen thousand, six hundred fifty-two".