5133221533 has 4 divisors (see below), whose sum is σ = 5599878048. Its totient is φ = 4666565020.

The previous prime is 5133221501. The next prime is 5133221539. The reversal of 5133221533 is 3351223315.

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.

It is a cyclic number.

It is not a de Polignac number, because 5133221533 - 2⁵ = 5133221501 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 (5133221539) 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, 233328241 + ... + 233328262.

It is an arithmetic number, because the mean of its divisors is an integer number (1399969512).

Almost surely, 2^5133221533 is an apocalyptic number.

It is an amenable number.

5133221533 is a deficient number, since it is larger than the sum of its proper divisors (466656515).

5133221533 is a wasteful number, since it uses less digits than its factorization.

5133221533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466656514.

The product of its digits is 8100, while the sum is 28.

The square root of 5133221533 is about 71646.5039830975. The cubic root of 5133221533 is about 1725.0300668847.

Adding to 5133221533 its reverse (3351223315), we get a palindrome (8484444848).

The spelling of 5133221533 in words is "five billion, one hundred thirty-three million, two hundred twenty-one thousand, five hundred thirty-three".