166340014 has 4 divisors (see below), whose sum is σ = 249510024. Its totient is φ = 83170006.

The previous prime is 166340011. The next prime is 166340077. The reversal of 166340014 is 410043661.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 410043661 = 6863 ⋅59747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (166340011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 41585002 + ... + 41585005.

It is an arithmetic number, because the mean of its divisors is an integer number (62377506).

Almost surely, 2^166340014 is an apocalyptic number.

166340014 is a deficient number, since it is larger than the sum of its proper divisors (83170010).

166340014 is an equidigital number, since it uses as much as digits as its factorization.

166340014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83170009.

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 166340014 is about 12897.2870790721. The cubic root of 166340014 is about 549.9614452313.

Adding to 166340014 its reverse (410043661), we get a palindrome (576383675).

The spelling of 166340014 in words is "one hundred sixty-six million, three hundred forty thousand, fourteen".