515420414525103 has 8 divisors (see below), whose sum is σ = 690680622480000. Its totient is φ = 341886908126808.

The previous prime is 515420414525077. The next prime is 515420414525123. The reversal of 515420414525103 is 301525414024515.

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

It is not a de Polignac number, because 515420414525103 - 2²² = 515420410330799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (515420414525123) 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 7 ways as a sum of consecutive naturals, for example, 431675388453 + ... + 431675389646.

It is an arithmetic number, because the mean of its divisors is an integer number (86335077810000).

Almost surely, 2^{515420414525103} is an apocalyptic number.

515420414525103 is a deficient number, since it is larger than the sum of its proper divisors (175260207954897).

515420414525103 is a wasteful number, since it uses less digits than its factorization.

515420414525103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863350778301.

The product of its (nonzero) digits is 480000, while the sum is 42.

Adding to 515420414525103 its reverse (301525414024515), we get a palindrome (816945828549618).

The spelling of 515420414525103 in words is "five hundred fifteen trillion, four hundred twenty billion, four hundred fourteen million, five hundred twenty-five thousand, one hundred three".