505134542 has 8 divisors (see below), whose sum is σ = 826583832. Its totient is φ = 229606600.

The previous prime is 505134529. The next prime is 505134547. The reversal of 505134542 is 245431505.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505134547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11480309 + ... + 11480352.

It is an arithmetic number, because the mean of its divisors is an integer number (103322979).

Almost surely, 2^505134542 is an apocalyptic number.

505134542 is a deficient number, since it is larger than the sum of its proper divisors (321449290).

505134542 is a wasteful number, since it uses less digits than its factorization.

505134542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22960674.

The product of its (nonzero) digits is 12000, while the sum is 29.

The square root of 505134542 is about 22475.1983750978. The cubic root of 505134542 is about 796.4081379191.

It can be divided in two parts, 50513 and 4542, that added together give a palindrome (55055).

The spelling of 505134542 in words is "five hundred five million, one hundred thirty-four thousand, five hundred forty-two".