166081314 has 16 divisors (see below), whose sum is σ = 379614528. Its totient is φ = 47451792.

The previous prime is 166081309. The next prime is 166081319. The reversal of 166081314 is 413180661.

It is an interprime number because it is at equal distance from previous prime (166081309) and next prime (166081319).

It is not an unprimeable number, because it can be changed into a prime (166081319) 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 7 ways as a sum of consecutive naturals, for example, 1977117 + ... + 1977200.

It is an arithmetic number, because the mean of its divisors is an integer number (23725908).

Almost surely, 2^166081314 is an apocalyptic number.

166081314 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166081314 is an abundant number, since it is smaller than the sum of its proper divisors (213533214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

166081314 is a wasteful number, since it uses less digits than its factorization.

166081314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3954329.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 166081314 is about 12887.2539355753. The cubic root of 166081314 is about 549.6761884573.

The spelling of 166081314 in words is "one hundred sixty-six million, eighty-one thousand, three hundred fourteen".