512135415505103 has 16 divisors (see below), whose sum is σ = 561225079124640. Its totient is φ = 464500823187456.

The previous prime is 512135415505031. The next prime is 512135415505199. The reversal of 512135415505103 is 301505514531215.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 512135415505103 - 2¹⁰ = 512135415504079 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512135415555103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1460739650 + ... + 1461090207.

It is an arithmetic number, because the mean of its divisors is an integer number (35076567445290).

Almost surely, 2^{512135415505103} is an apocalyptic number.

512135415505103 is a deficient number, since it is larger than the sum of its proper divisors (49089663619537).

512135415505103 is a wasteful number, since it uses less digits than its factorization.

512135415505103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921830106.

The product of its (nonzero) digits is 225000, while the sum is 41.

The spelling of 512135415505103 in words is "five hundred twelve trillion, one hundred thirty-five billion, four hundred fifteen million, five hundred five thousand, one hundred three".