1128245700 has 36 divisors (see below), whose sum is σ = 3264391760. Its totient is φ = 300865440.

The previous prime is 1128245693. The next prime is 1128245719. The reversal of 1128245700 is 75428211.

1128245700 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1880110 + ... + 1880709.

Almost surely, 2^1128245700 is an apocalyptic number.

1128245700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1128245700 is an abundant number, since it is smaller than the sum of its proper divisors (2136146060).

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

1128245700 is a wasteful number, since it uses less digits than its factorization.

1128245700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3760836 (or 3760829 counting only the distinct ones).

The product of its (nonzero) digits is 4480, while the sum is 30.

The square root of 1128245700 is about 33589.3688538502. The cubic root of 1128245700 is about 1041.0411479369.

The spelling of 1128245700 in words is "one billion, one hundred twenty-eight million, two hundred forty-five thousand, seven hundred".