500001133 has 4 divisors (see below), whose sum is σ = 500132700. Its totient is φ = 499869568.

The previous prime is 500001113. The next prime is 500001143. The reversal of 500001133 is 331100005.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 381147529 + 118853604 = 19523^2 + 10902^2 .

It is a cyclic number.

It is not a de Polignac number, because 500001133 - 2¹⁷ = 499870061 is a prime.

It is a super-2 number, since 2×500001133² = 500002266002567378, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (500001113) 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, 59908 + ... + 67741.

It is an arithmetic number, because the mean of its divisors is an integer number (125033175).

Almost surely, 2^500001133 is an apocalyptic number.

It is an amenable number.

500001133 is a deficient number, since it is larger than the sum of its proper divisors (131567).

500001133 is a wasteful number, since it uses less digits than its factorization.

500001133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131566.

The product of its (nonzero) digits is 45, while the sum is 13.

The square root of 500001133 is about 22360.7051096337. The cubic root of 500001133 is about 793.7011254921.

Adding to 500001133 its reverse (331100005), we get a palindrome (831101138).

The spelling of 500001133 in words is "five hundred million, one thousand, one hundred thirty-three".