989083399 has 4 divisors (see below), whose sum is σ = 1041140440. Its totient is φ = 937026360.

The previous prime is 989083393. The next prime is 989083451. The reversal of 989083399 is 993380989.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993380989 = 9967 ⋅99667.

It is a cyclic number.

It is not a de Polignac number, because 989083399 - 2²⁹ = 452212487 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (989083393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26028492 + ... + 26028529.

It is an arithmetic number, because the mean of its divisors is an integer number (260285110).

Almost surely, 2^989083399 is an apocalyptic number.

989083399 is a deficient number, since it is larger than the sum of its proper divisors (52057041).

989083399 is a wasteful number, since it uses less digits than its factorization.

989083399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52057040.

The product of its (nonzero) digits is 3779136, while the sum is 58.

The square root of 989083399 is about 31449.6963260379. The cubic root of 989083399 is about 996.3478107519.

The spelling of 989083399 in words is "nine hundred eighty-nine million, eighty-three thousand, three hundred ninety-nine".