1128583896 has 64 divisors (see below), whose sum is σ = 3259025280. Its totient is φ = 321876480.

The previous prime is 1128583877. The next prime is 1128583901. The reversal of 1128583896 is 6983858211.

It is a super-2 number, since 2×1128583896² = 2547403220621077632, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 121246 + ... + 130221.

It is an arithmetic number, because the mean of its divisors is an integer number (50922270).

Almost surely, 2^1128583896 is an apocalyptic number.

It is an amenable number.

1128583896 is an abundant number, since it is smaller than the sum of its proper divisors (2130441384).

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

1128583896 is a wasteful number, since it uses less digits than its factorization.

1128583896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251504 (or 251500 counting only the distinct ones).

The product of its digits is 829440, while the sum is 51.

The square root of 1128583896 is about 33594.4027480769. The cubic root of 1128583896 is about 1041.1451562450.

The spelling of 1128583896 in words is "one billion, one hundred twenty-eight million, five hundred eighty-three thousand, eight hundred ninety-six".