5211647927 has 2 divisors, whose sum is σ = 5211647928. Its totient is φ = 5211647926.

The previous prime is 5211647899. The next prime is 5211647951. The reversal of 5211647927 is 7297461125.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5211647927 - 2¹² = 5211643831 is a prime.

It is a super-2 number, since 2×5211647927² = 54322548230006794658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5211647627) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2605823963 + 2605823964.

It is an arithmetic number, because the mean of its divisors is an integer number (2605823964).

Almost surely, 2^5211647927 is an apocalyptic number.

5211647927 is a deficient number, since it is larger than the sum of its proper divisors (1).

5211647927 is an equidigital number, since it uses as much as digits as its factorization.

5211647927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 44.

The square root of 5211647927 is about 72191.7441748016. The cubic root of 5211647927 is about 1733.7708216418.

The spelling of 5211647927 in words is "five billion, two hundred eleven million, six hundred forty-seven thousand, nine hundred twenty-seven".