990441133 has 8 divisors (see below), whose sum is σ = 1080979200. Its totient is φ = 899986080.

The previous prime is 990441119. The next prime is 990441149. The reversal of 990441133 is 331144099.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 990441133 - 2²¹ = 988343981 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 (990441533) 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 7 ways as a sum of consecutive naturals, for example, 5668 + ... + 44866.

It is an arithmetic number, because the mean of its divisors is an integer number (135122400).

Almost surely, 2^990441133 is an apocalyptic number.

It is an amenable number.

990441133 is a deficient number, since it is larger than the sum of its proper divisors (90538067).

990441133 is a wasteful number, since it uses less digits than its factorization.

990441133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41507.

The product of its (nonzero) digits is 11664, while the sum is 34.

The square root of 990441133 is about 31471.2747279166. The cubic root of 990441133 is about 996.8035043021.

The spelling of 990441133 in words is "nine hundred ninety million, four hundred forty-one thousand, one hundred thirty-three".