1128425044 has 6 divisors (see below), whose sum is σ = 1974743834. Its totient is φ = 564212520.

The previous prime is 1128425041. The next prime is 1128425059. The reversal of 1128425044 is 4405248211.

It can be written as a sum of positive squares in only one way, i.e., 804856900 + 323568144 = 28370^2 + 17988^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1128424997 and 1128425015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1128425041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141053127 + ... + 141053134.

Almost surely, 2^1128425044 is an apocalyptic number.

It is an amenable number.

1128425044 is a deficient number, since it is larger than the sum of its proper divisors (846318790).

1128425044 is a wasteful number, since it uses less digits than its factorization.

1128425044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 282106265 (or 282106263 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 31.

The square root of 1128425044 is about 33592.0384019785. The cubic root of 1128425044 is about 1041.0963057191.

The spelling of 1128425044 in words is "one billion, one hundred twenty-eight million, four hundred twenty-five thousand, forty-four".