113140171 has 2 divisors, whose sum is σ = 113140172. Its totient is φ = 113140170.

The previous prime is 113140169. The next prime is 113140199. The reversal of 113140171 is 171041311.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 113140171 - 2¹ = 113140169 is a prime.

Together with 113140169, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (113140471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56570085 + 56570086.

It is an arithmetic number, because the mean of its divisors is an integer number (56570086).

Almost surely, 2^113140171 is an apocalyptic number.

113140171 is a deficient number, since it is larger than the sum of its proper divisors (1).

113140171 is an equidigital number, since it uses as much as digits as its factorization.

113140171 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 19.

The square root of 113140171 is about 10636.7368586423. The cubic root of 113140171 is about 483.6586324870.

Adding to 113140171 its reverse (171041311), we get a palindrome (284181482).

It can be divided in two parts, 113140 and 171, that added together give a palindrome (113311).

The spelling of 113140171 in words is "one hundred thirteen million, one hundred forty thousand, one hundred seventy-one".