1073857128 has 32 divisors (see below), whose sum is σ = 2741765760. Its totient is φ = 350336000.

The previous prime is 1073857111. The next prime is 1073857129. The reversal of 1073857128 is 8217583701.

It is a self number, because there is not a number n which added to its sum of digits gives 1073857128.

It is not an unprimeable number, because it can be changed into a prime (1073857129) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 474873 + ... + 477128.

It is an arithmetic number, because the mean of its divisors is an integer number (85680180).

Almost surely, 2^1073857128 is an apocalyptic number.

It is an amenable number.

1073857128 is an abundant number, since it is smaller than the sum of its proper divisors (1667908632).

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

1073857128 is a wasteful number, since it uses less digits than its factorization.

1073857128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 952057 (or 952053 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 42.

The square root of 1073857128 is about 32769.7593521832. The cubic root of 1073857128 is about 1024.0366528425.

The spelling of 1073857128 in words is "one billion, seventy-three million, eight hundred fifty-seven thousand, one hundred twenty-eight".