542134542 has 16 divisors (see below), whose sum is σ = 1085075280. Its totient is φ = 180577152.

The previous prime is 542134531. The next prime is 542134547. The reversal of 542134542 is 245431245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542134547) 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, 24667 + ... + 41142.

It is an arithmetic number, because the mean of its divisors is an integer number (67817205).

Almost surely, 2^542134542 is an apocalyptic number.

542134542 is an abundant number, since it is smaller than the sum of its proper divisors (542940738).

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

542134542 is a wasteful number, since it uses less digits than its factorization.

542134542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67187.

The product of its digits is 19200, while the sum is 30.

The square root of 542134542 is about 23283.7828112186. The cubic root of 542134542 is about 815.3968443853.

Adding to 542134542 its reverse (245431245), we get a palindrome (787565787).

The spelling of 542134542 in words is "five hundred forty-two million, one hundred thirty-four thousand, five hundred forty-two".