503421415021411 has 4 divisors (see below), whose sum is σ = 509077835415000. Its totient is φ = 497764994627824.

The previous prime is 503421415021387. The next prime is 503421415021423. The reversal of 503421415021411 is 114120514124305.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 503421415021411 - 2¹³ = 503421415013219 is a prime.

It is a super-2 number, since 2×503421415021411² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (503421415021451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2828210196661 + ... + 2828210196838.

It is an arithmetic number, because the mean of its divisors is an integer number (127269458853750).

Almost surely, 2^{503421415021411} is an apocalyptic number.

503421415021411 is a deficient number, since it is larger than the sum of its proper divisors (5656420393589).

503421415021411 is an equidigital number, since it uses as much as digits as its factorization.

503421415021411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5656420393588.

The product of its (nonzero) digits is 19200, while the sum is 34.

Adding to 503421415021411 its reverse (114120514124305), we get a palindrome (617541929145716).

The spelling of 503421415021411 in words is "five hundred three trillion, four hundred twenty-one billion, four hundred fifteen million, twenty-one thousand, four hundred eleven".