427170033271 has 2 divisors, whose sum is σ = 427170033272. Its totient is φ = 427170033270.

The previous prime is 427170033239. The next prime is 427170033349. The reversal of 427170033271 is 172330071724.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 427170033271 - 2⁵ = 427170033239 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 427170033271.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (427170033671) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213585016635 + 213585016636.

It is an arithmetic number, because the mean of its divisors is an integer number (213585016636).

Almost surely, 2^427170033271 is an apocalyptic number.

427170033271 is a deficient number, since it is larger than the sum of its proper divisors (1).

427170033271 is an equidigital number, since it uses as much as digits as its factorization.

427170033271 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 49392, while the sum is 37.

The spelling of 427170033271 in words is "four hundred twenty-seven billion, one hundred seventy million, thirty-three thousand, two hundred seventy-one".