166313135 has 8 divisors (see below), whose sum is σ = 200039280. Its totient is φ = 132741504.

The previous prime is 166313107. The next prime is 166313149. The reversal of 166313135 is 531313661.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-166313135 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166313098 and 166313107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36245 + ... + 40574.

It is an arithmetic number, because the mean of its divisors is an integer number (25004910).

Almost surely, 2^166313135 is an apocalyptic number.

166313135 is a deficient number, since it is larger than the sum of its proper divisors (33726145).

166313135 is an equidigital number, since it uses as much as digits as its factorization.

166313135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77257.

The product of its digits is 4860, while the sum is 29.

The square root of 166313135 is about 12896.2449961219. The cubic root of 166313135 is about 549.9318207498.

Adding to 166313135 its reverse (531313661), we get a palindrome (697626796).

The spelling of 166313135 in words is "one hundred sixty-six million, three hundred thirteen thousand, one hundred thirty-five".