1128906132 has 24 divisors (see below), whose sum is σ = 2635263456. Its totient is φ = 376137888.

The previous prime is 1128906101. The next prime is 1128906151. The reversal of 1128906132 is 2316098211.

It is a junction number, because it is equal to n+sod(n) for n = 1128906093 and 1128906102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9943 + ... + 48545.

It is an arithmetic number, because the mean of its divisors is an integer number (109802644).

Almost surely, 2^1128906132 is an apocalyptic number.

1128906132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1128906132 is an abundant number, since it is smaller than the sum of its proper divisors (1506357324).

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

1128906132 is a wasteful number, since it uses less digits than its factorization.

1128906132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41047 (or 41045 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The square root of 1128906132 is about 33599.1983832948. The cubic root of 1128906132 is about 1041.2442369090.

The spelling of 1128906132 in words is "one billion, one hundred twenty-eight million, nine hundred six thousand, one hundred thirty-two".