116213171 has 2 divisors, whose sum is σ = 116213172. Its totient is φ = 116213170.

The previous prime is 116213137. The next prime is 116213191. The reversal of 116213171 is 171312611.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (171312611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116213171 - 2²² = 112018867 is a prime.

It is a super-2 number, since 2×116213171² = 27011002227750482, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (116213191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58106585 + 58106586.

It is an arithmetic number, because the mean of its divisors is an integer number (58106586).

Almost surely, 2^116213171 is an apocalyptic number.

116213171 is a deficient number, since it is larger than the sum of its proper divisors (1).

116213171 is an equidigital number, since it uses as much as digits as its factorization.

116213171 is an evil number, because the sum of its binary digits is even.

The product of its digits is 252, while the sum is 23.

The square root of 116213171 is about 10780.2212871536. The cubic root of 116213171 is about 487.9984589107.

Adding to 116213171 its reverse (171312611), we get a palindrome (287525782).

The spelling of 116213171 in words is "one hundred sixteen million, two hundred thirteen thousand, one hundred seventy-one".