135179855 has 16 divisors (see below), whose sum is σ = 169594560. Its totient is φ = 103243008.

The previous prime is 135179791. The next prime is 135179861. The reversal of 135179855 is 558971531.

It is a happy number.

135179855 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 135179855 - 2⁶ = 135179791 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92309 + ... + 93761.

It is an arithmetic number, because the mean of its divisors is an integer number (10599660).

Almost surely, 2^135179855 is an apocalyptic number.

135179855 is a deficient number, since it is larger than the sum of its proper divisors (34414705).

135179855 is a wasteful number, since it uses less digits than its factorization.

135179855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2290.

The product of its digits is 189000, while the sum is 44.

The square root of 135179855 is about 11626.6871893932. The cubic root of 135179855 is about 513.2204960379.

The spelling of 135179855 in words is "one hundred thirty-five million, one hundred seventy-nine thousand, eight hundred fifty-five".