135011542 has 16 divisors (see below), whose sum is σ = 208739520. Its totient is φ = 65458368.

The previous prime is 135011537. The next prime is 135011543. The reversal of 135011542 is 245110531.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135011543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3658 + ... + 16834.

It is an arithmetic number, because the mean of its divisors is an integer number (13046220).

Almost surely, 2^135011542 is an apocalyptic number.

135011542 is a deficient number, since it is larger than the sum of its proper divisors (73727978).

135011542 is a wasteful number, since it uses less digits than its factorization.

135011542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13335.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 135011542 is about 11619.4467166040. The cubic root of 135011542 is about 513.0074032474.

The spelling of 135011542 in words is "one hundred thirty-five million, eleven thousand, five hundred forty-two".