166107313 has 2 divisors, whose sum is σ = 166107314. Its totient is φ = 166107312.

The previous prime is 166107283. The next prime is 166107343. The reversal of 166107313 is 313701661.

166107313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (166107283) and next prime (166107343).

It can be written as a sum of positive squares in only one way, i.e., 159466384 + 6640929 = 12628^2 + 2577^2 .

It is a cyclic number.

It is not a de Polignac number, because 166107313 - 2⁵ = 166107281 is a prime.

It is not a weakly prime, because it can be changed into another prime (166107343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83053656 + 83053657.

It is an arithmetic number, because the mean of its divisors is an integer number (83053657).

Almost surely, 2^166107313 is an apocalyptic number.

It is an amenable number.

166107313 is a deficient number, since it is larger than the sum of its proper divisors (1).

166107313 is an equidigital number, since it uses as much as digits as its factorization.

166107313 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 166107313 is about 12888.2626059528. The cubic root of 166107313 is about 549.7048697605.

Adding to 166107313 its reverse (313701661), we get a palindrome (479808974).

The spelling of 166107313 in words is "one hundred sixty-six million, one hundred seven thousand, three hundred thirteen".