3217713047 has 2 divisors, whose sum is σ = 3217713048. Its totient is φ = 3217713046.

The previous prime is 3217713007. The next prime is 3217713049. The reversal of 3217713047 is 7403177123.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3217713047 - 2¹² = 3217708951 is a prime.

Together with 3217713049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 3217712998 and 3217713016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3217713049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1608856523 + 1608856524.

It is an arithmetic number, because the mean of its divisors is an integer number (1608856524).

Almost surely, 2^3217713047 is an apocalyptic number.

3217713047 is a deficient number, since it is larger than the sum of its proper divisors (1).

3217713047 is an equidigital number, since it uses as much as digits as its factorization.

3217713047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24696, while the sum is 35.

The square root of 3217713047 is about 56724.8891316678. The cubic root of 3217713047 is about 1476.3265739817.

The spelling of 3217713047 in words is "three billion, two hundred seventeen million, seven hundred thirteen thousand, forty-seven".