5147617847 has 4 divisors (see below), whose sum is σ = 5156015880. Its totient is φ = 5139219816.

The previous prime is 5147617837. The next prime is 5147617873. The reversal of 5147617847 is 7487167415.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5147617847 - 2⁴ = 5147617831 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5147617795 and 5147617804.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5147617817) 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, 4198097 + ... + 4199322.

It is an arithmetic number, because the mean of its divisors is an integer number (1289003970).

Almost surely, 2^5147617847 is an apocalyptic number.

5147617847 is a deficient number, since it is larger than the sum of its proper divisors (8398033).

5147617847 is an equidigital number, since it uses as much as digits as its factorization.

5147617847 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8398032.

The product of its digits is 1317120, while the sum is 50.

The square root of 5147617847 is about 71746.9013059101. The cubic root of 5147617847 is about 1726.6411990243.

The spelling of 5147617847 in words is "five billion, one hundred forty-seven million, six hundred seventeen thousand, eight hundred forty-seven".