540242134 has 8 divisors (see below), whose sum is σ = 811435968. Its totient is φ = 269763480.

The previous prime is 540242119. The next prime is 540242141. The reversal of 540242134 is 431242045.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 540242099 and 540242108.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176902 + ... + 179929.

It is an arithmetic number, because the mean of its divisors is an integer number (101429496).

Almost surely, 2^540242134 is an apocalyptic number.

540242134 is a deficient number, since it is larger than the sum of its proper divisors (271193834).

540242134 is a wasteful number, since it uses less digits than its factorization.

540242134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 357590.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 540242134 is about 23243.1093875153. The cubic root of 540242134 is about 814.4469802716.

Adding to 540242134 its reverse (431242045), we get a palindrome (971484179).

The spelling of 540242134 in words is "five hundred forty million, two hundred forty-two thousand, one hundred thirty-four".