5220135311 has 8 divisors (see below), whose sum is σ = 5544980064. Its totient is φ = 4897265920.

The previous prime is 5220135281. The next prime is 5220135313. The reversal of 5220135311 is 1135310225.

It is a happy number.

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 5220135311 - 2⁶ = 5220135247 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 (5220135313) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 488390 + ... + 498963.

It is an arithmetic number, because the mean of its divisors is an integer number (693122508).

Almost surely, 2^5220135311 is an apocalyptic number.

5220135311 is a deficient number, since it is larger than the sum of its proper divisors (324844753).

5220135311 is a wasteful number, since it uses less digits than its factorization.

5220135311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 987681.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 5220135311 is about 72250.5038805959. The cubic root of 5220135311 is about 1734.7114836655.

Adding to 5220135311 its reverse (1135310225), we get a palindrome (6355445536).

The spelling of 5220135311 in words is "five billion, two hundred twenty million, one hundred thirty-five thousand, three hundred eleven".