712171 has 2 divisors, whose sum is σ = 712172. Its totient is φ = 712170.

The previous prime is 712169. The next prime is 712183. The reversal of 712171 is 171217.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 712171 - 2¹ = 712169 is a prime.

Together with 712169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (712121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 356085 + 356086.

It is an arithmetic number, because the mean of its divisors is an integer number (356086).

2⁷¹²¹⁷¹ is an apocalyptic number.

712171 is a deficient number, since it is larger than the sum of its proper divisors (1).

712171 is an equidigital number, since it uses as much as digits as its factorization.

712171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 98, while the sum is 19.

The square root of 712171 is about 843.9022455237. The cubic root of 712171 is about 89.3020499482.

Adding to 712171 its reverse (171217), we get a palindrome (883388).

The spelling of 712171 in words is "seven hundred twelve thousand, one hundred seventy-one", and thus it is an iban number.