503146120107413 has 16 divisors (see below), whose sum is σ = 508489977895536. Its totient is φ = 497835003985920.

The previous prime is 503146120107383. The next prime is 503146120107509. The reversal of 503146120107413 is 314701021641305.

It can be written as a sum of positive squares in 8 ways, for example, as 80894500374769 + 422251619732644 = 8994137^2 + 20548762^2 .

It is a cyclic number.

It is not a de Polignac number, because 503146120107413 - 2¹² = 503146120103317 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 (503146120107913) 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, 33338795 + ... + 46019207.

It is an arithmetic number, because the mean of its divisors is an integer number (31780623618471).

Almost surely, 2^{503146120107413} is an apocalyptic number.

It is an amenable number.

503146120107413 is a deficient number, since it is larger than the sum of its proper divisors (5343857788123).

503146120107413 is a wasteful number, since it uses less digits than its factorization.

503146120107413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12681704.

The product of its (nonzero) digits is 60480, while the sum is 38.

Adding to 503146120107413 its reverse (314701021641305), we get a palindrome (817847141748718).

The spelling of 503146120107413 in words is "five hundred three trillion, one hundred forty-six billion, one hundred twenty million, one hundred seven thousand, four hundred thirteen".