1128353896 has 8 divisors (see below), whose sum is σ = 2115663570. Its totient is φ = 564176944.

The previous prime is 1128353881. The next prime is 1128353899. The reversal of 1128353896 is 6983538211.

It can be written as a sum of positive squares in only one way, i.e., 1015696900 + 112656996 = 31870^2 + 10614^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1128353899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70522111 + ... + 70522126.

Almost surely, 2^1128353896 is an apocalyptic number.

It is an amenable number.

1128353896 is a deficient number, since it is larger than the sum of its proper divisors (987309674).

1128353896 is a wasteful number, since it uses less digits than its factorization.

1128353896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141044243 (or 141044239 counting only the distinct ones).

The product of its digits is 311040, while the sum is 46.

The square root of 1128353896 is about 33590.9793843526. The cubic root of 1128353896 is about 1041.0744246389.

The spelling of 1128353896 in words is "one billion, one hundred twenty-eight million, three hundred fifty-three thousand, eight hundred ninety-six".