135690166 has 4 divisors (see below), whose sum is σ = 203535252. Its totient is φ = 67845082.

The previous prime is 135690127. The next prime is 135690199. The reversal of 135690166 is 661096531.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×135690166² = 36823642298215112, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33922540 + ... + 33922543.

It is an arithmetic number, because the mean of its divisors is an integer number (50883813).

Almost surely, 2^135690166 is an apocalyptic number.

135690166 is a deficient number, since it is larger than the sum of its proper divisors (67845086).

135690166 is an equidigital number, since it uses as much as digits as its factorization.

135690166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67845085.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 135690166 is about 11648.6121920167. The cubic root of 135690166 is about 513.8654964569.

The spelling of 135690166 in words is "one hundred thirty-five million, six hundred ninety thousand, one hundred sixty-six".