166941313 has 16 divisors (see below), whose sum is σ = 215314560. Its totient is φ = 125596800.

The previous prime is 166941283. The next prime is 166941317. The reversal of 166941313 is 313149661.

It is a happy number.

It is not a de Polignac number, because 166941313 - 2¹³ = 166933121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (166941317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35148 + ... + 39613.

It is an arithmetic number, because the mean of its divisors is an integer number (13457160).

Almost surely, 2^166941313 is an apocalyptic number.

It is an amenable number.

166941313 is a deficient number, since it is larger than the sum of its proper divisors (48373247).

166941313 is a wasteful number, since it uses less digits than its factorization.

166941313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74808.

The product of its digits is 11664, while the sum is 34.

The square root of 166941313 is about 12920.5771155936. The cubic root of 166941313 is about 550.6233296606.

The spelling of 166941313 in words is "one hundred sixty-six million, nine hundred forty-one thousand, three hundred thirteen".