983311133 has 4 divisors (see below), whose sum is σ = 1123784160. Its totient is φ = 842838108.

The previous prime is 983311129. The next prime is 983311139. The reversal of 983311133 is 331113389.

983311133 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 331113389 = 9319 ⋅35531.

It is not a de Polignac number, because 983311133 - 2² = 983311129 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 983311133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (983311139) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70236503 + ... + 70236516.

It is an arithmetic number, because the mean of its divisors is an integer number (280946040).

Almost surely, 2^983311133 is an apocalyptic number.

It is an amenable number.

983311133 is a deficient number, since it is larger than the sum of its proper divisors (140473027).

983311133 is a wasteful number, since it uses less digits than its factorization.

983311133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140473026.

The product of its digits is 5832, while the sum is 32.

The square root of 983311133 is about 31357.7922213921. The cubic root of 983311133 is about 994.4058077026.

The spelling of 983311133 in words is "nine hundred eighty-three million, three hundred eleven thousand, one hundred thirty-three".