135173066 has 24 divisors (see below), whose sum is σ = 239197536. Its totient is φ = 57112440.

The previous prime is 135173057. The next prime is 135173107. The reversal of 135173066 is 660371531.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2756 + ... + 16671.

It is an arithmetic number, because the mean of its divisors is an integer number (9966564).

Almost surely, 2^135173066 is an apocalyptic number.

135173066 is a deficient number, since it is larger than the sum of its proper divisors (104024470).

135173066 is a wasteful number, since it uses less digits than its factorization.

135173066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19514 (or 19507 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 135173066 is about 11626.3952281006. The cubic root of 135173066 is about 513.2119042442.

The spelling of 135173066 in words is "one hundred thirty-five million, one hundred seventy-three thousand, sixty-six".