503421542134 has 8 divisors (see below), whose sum is σ = 863008357968. Its totient is φ = 215752089480.

The previous prime is 503421542131. The next prime is 503421542137. The reversal of 503421542134 is 431245124305.

It is an interprime number because it is at equal distance from previous prime (503421542131) and next prime (503421542137).

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

It is a self number, because there is not a number n which added to its sum of digits gives 503421542134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503421542131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17979340777 + ... + 17979340804.

It is an arithmetic number, because the mean of its divisors is an integer number (107876044746).

Almost surely, 2^503421542134 is an apocalyptic number.

503421542134 is a deficient number, since it is larger than the sum of its proper divisors (359586815834).

503421542134 is a wasteful number, since it uses less digits than its factorization.

503421542134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35958681590.

The product of its (nonzero) digits is 57600, while the sum is 34.

Adding to 503421542134 its reverse (431245124305), we get a palindrome (934666666439).

The spelling of 503421542134 in words is "five hundred three billion, four hundred twenty-one million, five hundred forty-two thousand, one hundred thirty-four".