1128075436 has 12 divisors (see below), whose sum is σ = 1977910312. Its totient is φ = 562958208.

The previous prime is 1128075433. The next prime is 1128075469. The reversal of 1128075436 is 6345708211.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1128075395 and 1128075404.

It is not an unprimeable number, because it can be changed into a prime (1128075433) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 267525 + ... + 271708.

Almost surely, 2^1128075436 is an apocalyptic number.

It is an amenable number.

1128075436 is a deficient number, since it is larger than the sum of its proper divisors (849834876).

1128075436 is a wasteful number, since it uses less digits than its factorization.

1128075436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 539760 (or 539758 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 37.

The square root of 1128075436 is about 33586.8342658251. The cubic root of 1128075436 is about 1040.9887773267.

The spelling of 1128075436 in words is "one billion, one hundred twenty-eight million, seventy-five thousand, four hundred thirty-six".