135214542 has 32 divisors (see below), whose sum is σ = 304601760. Its totient is φ = 44452800.

The previous prime is 135214537. The next prime is 135214543. The reversal of 135214542 is 245412531.

135214542 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135214543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13209 + ... + 21092.

It is an arithmetic number, because the mean of its divisors is an integer number (9518805).

Almost surely, 2^135214542 is an apocalyptic number.

135214542 is an abundant number, since it is smaller than the sum of its proper divisors (169387218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

135214542 is a wasteful number, since it uses less digits than its factorization.

135214542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34385 (or 34379 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 135214542 is about 11628.1787911951. The cubic root of 135214542 is about 513.2643895527.

The spelling of 135214542 in words is "one hundred thirty-five million, two hundred fourteen thousand, five hundred forty-two".