116168149 has 2 divisors, whose sum is σ = 116168150. Its totient is φ = 116168148.

The previous prime is 116168131. The next prime is 116168177. The reversal of 116168149 is 941861611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 113422500 + 2745649 = 10650^2 + 1657^2 .

It is a cyclic number.

It is not a de Polignac number, because 116168149 - 2¹¹ = 116166101 is a prime.

It is equal to p_6635692 and since 116168149 and 6635692 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116168179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58084074 + 58084075.

It is an arithmetic number, because the mean of its divisors is an integer number (58084075).

Almost surely, 2^116168149 is an apocalyptic number.

It is an amenable number.

116168149 is a deficient number, since it is larger than the sum of its proper divisors (1).

116168149 is an equidigital number, since it uses as much as digits as its factorization.

116168149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 37.

The square root of 116168149 is about 10778.1329088112. The cubic root of 116168149 is about 487.9354324791.

The spelling of 116168149 in words is "one hundred sixteen million, one hundred sixty-eight thousand, one hundred forty-nine".