166102135 has 8 divisors (see below), whose sum is σ = 199392336. Its totient is φ = 132835200.

The previous prime is 166102129. The next prime is 166102141. The reversal of 166102135 is 531201661.

It is an interprime number because it is at equal distance from previous prime (166102129) and next prime (166102141).

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

It is not a de Polignac number, because 166102135 - 2¹⁹ = 165577847 is a prime.

It is a Duffinian number.

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, 21967 + ... + 28543.

It is an arithmetic number, because the mean of its divisors is an integer number (24924042).

Almost surely, 2^166102135 is an apocalyptic number.

166102135 is a deficient number, since it is larger than the sum of its proper divisors (33290201).

166102135 is an equidigital number, since it uses as much as digits as its factorization.

166102135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11633.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 166102135 is about 12888.0617239366. The cubic root of 166102135 is about 549.6991577876.

Adding to 166102135 its reverse (531201661), we get a palindrome (697303796).

The spelling of 166102135 in words is "one hundred sixty-six million, one hundred two thousand, one hundred thirty-five".