5447228531 has 2 divisors, whose sum is σ = 5447228532. Its totient is φ = 5447228530.

The previous prime is 5447228509. The next prime is 5447228533. The reversal of 5447228531 is 1358227445.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5447228531 - 2¹⁰ = 5447227507 is a prime.

It is a super-2 number, since 2×5447228531² = 59344597337880835922, which contains 22 as substring.

Together with 5447228533, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (5447228533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2723614265 + 2723614266.

It is an arithmetic number, because the mean of its divisors is an integer number (2723614266).

Almost surely, 2^5447228531 is an apocalyptic number.

5447228531 is a deficient number, since it is larger than the sum of its proper divisors (1).

5447228531 is an equidigital number, since it uses as much as digits as its factorization.

5447228531 is an evil number, because the sum of its binary digits is even.

The product of its digits is 268800, while the sum is 41.

The square root of 5447228531 is about 73805.3421575972. The cubic root of 5447228531 is about 1759.5105098599.

The spelling of 5447228531 in words is "five billion, four hundred forty-seven million, two hundred twenty-eight thousand, five hundred thirty-one".