983166128 has 20 divisors (see below), whose sum is σ = 2177010960. Its totient is φ = 421356864.

The previous prime is 983166103. The next prime is 983166161. The reversal of 983166128 is 821661389.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4389023 + ... + 4389246.

It is an arithmetic number, because the mean of its divisors is an integer number (108850548).

Almost surely, 2^983166128 is an apocalyptic number.

It is an amenable number.

983166128 is an abundant number, since it is smaller than the sum of its proper divisors (1193844832).

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

983166128 is a wasteful number, since it uses less digits than its factorization.

983166128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8778284 (or 8778278 counting only the distinct ones).

The product of its digits is 124416, while the sum is 44.

The square root of 983166128 is about 31355.4800314076. The cubic root of 983166128 is about 994.3569249371.

The spelling of 983166128 in words is "nine hundred eighty-three million, one hundred sixty-six thousand, one hundred twenty-eight".