1128431596 has 12 divisors (see below), whose sum is σ = 1978813648. Its totient is φ = 563056272.

The previous prime is 1128431567. The next prime is 1128431657. The reversal of 1128431596 is 6951348211.

It is a super-2 number, since 2×1128431596² = 2546715733702214432, which contains 22 as substring.

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, 287691 + ... + 291586.

Almost surely, 2^1128431596 is an apocalyptic number.

It is an amenable number.

1128431596 is a deficient number, since it is larger than the sum of its proper divisors (850382052).

1128431596 is a wasteful number, since it uses less digits than its factorization.

1128431596 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579768 (or 579766 counting only the distinct ones).

The product of its digits is 51840, while the sum is 40.

The square root of 1128431596 is about 33592.1359249453. The cubic root of 1128431596 is about 1041.0983206956.

The spelling of 1128431596 in words is "one billion, one hundred twenty-eight million, four hundred thirty-one thousand, five hundred ninety-six".