5217558133 has 4 divisors (see below), whose sum is σ = 5218299180. Its totient is φ = 5216817088.

The previous prime is 5217558107. The next prime is 5217558139. The reversal of 5217558133 is 3318557125.

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 400920529 + 4816637604 = 20023^2 + 69402^2 .

It is a cyclic number.

It is not a de Polignac number, because 5217558133 - 2¹³ = 5217549941 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 (5217558139) 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, 359860 + ... + 374077.

It is an arithmetic number, because the mean of its divisors is an integer number (1304574795).

Almost surely, 2^5217558133 is an apocalyptic number.

It is an amenable number.

5217558133 is a deficient number, since it is larger than the sum of its proper divisors (741047).

5217558133 is an equidigital number, since it uses as much as digits as its factorization.

5217558133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 741046.

The product of its digits is 126000, while the sum is 40.

The square root of 5217558133 is about 72232.6666612828. Note that the first 5 decimals coincide. The cubic root of 5217558133 is about 1734.4259612969.

The spelling of 5217558133 in words is "five billion, two hundred seventeen million, five hundred fifty-eight thousand, one hundred thirty-three".