5147551217 has 2 divisors, whose sum is σ = 5147551218. Its totient is φ = 5147551216.

The previous prime is 5147551207. The next prime is 5147551219. The reversal of 5147551217 is 7121557415.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5143614961 + 3936256 = 71719^2 + 1984^2 .

It is a cyclic number.

It is not a de Polignac number, because 5147551217 - 2¹² = 5147547121 is a prime.

Together with 5147551219, 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 (5147551219) 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 as a sum of consecutive naturals, namely, 2573775608 + 2573775609.

It is an arithmetic number, because the mean of its divisors is an integer number (2573775609).

Almost surely, 2^5147551217 is an apocalyptic number.

It is an amenable number.

5147551217 is a deficient number, since it is larger than the sum of its proper divisors (1).

5147551217 is an equidigital number, since it uses as much as digits as its factorization.

5147551217 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 49000, while the sum is 38.

The square root of 5147551217 is about 71746.4369637963. The cubic root of 5147551217 is about 1726.6337491965.

The spelling of 5147551217 in words is "five billion, one hundred forty-seven million, five hundred fifty-one thousand, two hundred seventeen".