135942059 has 8 divisors (see below), whose sum is σ = 149071152. Its totient is φ = 122941440.

The previous prime is 135942011. The next prime is 135942073. The reversal of 135942059 is 950249531.

135942059 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 135942059 - 2⁸ = 135941803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (135941059) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29894 + ... + 34139.

It is an arithmetic number, because the mean of its divisors is an integer number (18633894).

Almost surely, 2^135942059 is an apocalyptic number.

135942059 is a deficient number, since it is larger than the sum of its proper divisors (13129093).

135942059 is a wasteful number, since it uses less digits than its factorization.

135942059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64237.

The product of its (nonzero) digits is 48600, while the sum is 38.

The square root of 135942059 is about 11659.4193251637. The cubic root of 135942059 is about 514.1832770586.

The spelling of 135942059 in words is "one hundred thirty-five million, nine hundred forty-two thousand, fifty-nine".