5211327361 has 4 divisors (see below), whose sum is σ = 5212491732. Its totient is φ = 5210162992.

The previous prime is 5211327313. The next prime is 5211327371. The reversal of 5211327361 is 1637231125.

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 2501500225 + 2709827136 = 50015^2 + 52056^2 .

It is a cyclic number.

It is not a de Polignac number, because 5211327361 - 2²³ = 5202938753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5211327301) 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, 575446 + ... + 584431.

It is an arithmetic number, because the mean of its divisors is an integer number (1303122933).

Almost surely, 2^5211327361 is an apocalyptic number.

It is an amenable number.

5211327361 is a deficient number, since it is larger than the sum of its proper divisors (1164371).

5211327361 is a wasteful number, since it uses less digits than its factorization.

5211327361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1164370.

The product of its digits is 7560, while the sum is 31.

The square root of 5211327361 is about 72189.5239006326. The cubic root of 5211327361 is about 1733.7352731050.

Adding to 5211327361 its reverse (1637231125), we get a palindrome (6848558486).

The spelling of 5211327361 in words is "five billion, two hundred eleven million, three hundred twenty-seven thousand, three hundred sixty-one".