1311014171 has 2 divisors, whose sum is σ = 1311014172. Its totient is φ = 1311014170.

The previous prime is 1311014167. The next prime is 1311014209. The reversal of 1311014171 is 1714101131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1311014171 - 2² = 1311014167 is a prime.

It is not a weakly prime, because it can be changed into another prime (1311014141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 655507085 + 655507086.

It is an arithmetic number, because the mean of its divisors is an integer number (655507086).

Almost surely, 2^1311014171 is an apocalyptic number.

1311014171 is a deficient number, since it is larger than the sum of its proper divisors (1).

1311014171 is an equidigital number, since it uses as much as digits as its factorization.

1311014171 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 84, while the sum is 20.

The square root of 1311014171 is about 36207.9296701703. The cubic root of 1311014171 is about 1094.4664723618.

The spelling of 1311014171 in words is "one billion, three hundred eleven million, fourteen thousand, one hundred seventy-one".