1045125228 has 96 divisors (see below), whose sum is σ = 2844301824. Its totient is φ = 292520448.

The previous prime is 1045125223. The next prime is 1045125253. The reversal of 1045125228 is 8225215401.

It is a junction number, because it is equal to n+sod(n) for n = 1045125195 and 1045125204.

It is not an unprimeable number, because it can be changed into a prime (1045125223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1310926 + ... + 1311722.

It is an arithmetic number, because the mean of its divisors is an integer number (29628144).

Almost surely, 2^1045125228 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1045125228, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1422150912).

1045125228 is an abundant number, since it is smaller than the sum of its proper divisors (1799176596).

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

1045125228 is a wasteful number, since it uses less digits than its factorization.

1045125228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111 (or 1109 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 30.

The square root of 1045125228 is about 32328.3966196903. The cubic root of 1045125228 is about 1014.8209955547.

The spelling of 1045125228 in words is "one billion, forty-five million, one hundred twenty-five thousand, two hundred twenty-eight".