135886670 has 16 divisors (see below), whose sum is σ = 257469840. Its totient is φ = 51493824.

The previous prime is 135886649. The next prime is 135886769. The reversal of 135886670 is 76688531.

135886670 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 357407 + ... + 357786.

It is an arithmetic number, because the mean of its divisors is an integer number (16091865).

Almost surely, 2^135886670 is an apocalyptic number.

135886670 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

135886670 is a deficient number, since it is larger than the sum of its proper divisors (121583170).

135886670 is a wasteful number, since it uses less digits than its factorization.

135886670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 715219.

The product of its (nonzero) digits is 241920, while the sum is 44.

The square root of 135886670 is about 11657.0437933466. The cubic root of 135886670 is about 514.1134336595.

The spelling of 135886670 in words is "one hundred thirty-five million, eight hundred eighty-six thousand, six hundred seventy".