3172334947871 has 2 divisors, whose sum is σ = 3172334947872. Its totient is φ = 3172334947870.

The previous prime is 3172334947849. The next prime is 3172334947987. The reversal of 3172334947871 is 1787494332713.

It is a weak prime.

It is an emirp because it is prime and its reverse (1787494332713) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3172334947871 - 2³⁸ = 2897457040927 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3172334947871.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3172334947841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1586167473935 + 1586167473936.

It is an arithmetic number, because the mean of its divisors is an integer number (1586167473936).

Almost surely, 2^{3172334947871} is an apocalyptic number.

3172334947871 is a deficient number, since it is larger than the sum of its proper divisors (1).

3172334947871 is an equidigital number, since it uses as much as digits as its factorization.

3172334947871 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 21337344, while the sum is 59.

The spelling of 3172334947871 in words is "three trillion, one hundred seventy-two billion, three hundred thirty-four million, nine hundred forty-seven thousand, eight hundred seventy-one".