5312211005 has 4 divisors (see below), whose sum is σ = 6374653212. Its totient is φ = 4249768800.

The previous prime is 5312211001. The next prime is 5312211067. The reversal of 5312211005 is 5001122135.

It is a happy number.

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 3360868729 + 1951342276 = 57973^2 + 44174^2 .

It is not a de Polignac number, because 5312211005 - 2² = 5312211001 is a prime.

It is a super-2 number, since 2×5312211005² = 56439171523286220050, 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 (5312211001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 531221096 + ... + 531221105.

It is an arithmetic number, because the mean of its divisors is an integer number (1593663303).

Almost surely, 2^5312211005 is an apocalyptic number.

It is an amenable number.

5312211005 is a deficient number, since it is larger than the sum of its proper divisors (1062442207).

5312211005 is a wasteful number, since it uses less digits than its factorization.

5312211005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1062442206.

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 5312211005 is about 72884.9161692596. The cubic root of 5312211005 is about 1744.8513711556.

The spelling of 5312211005 in words is "five billion, three hundred twelve million, two hundred eleven thousand, five".