5121520014313 has 16 divisors (see below), whose sum is σ = 5363723869056. Its totient is φ = 4880946913920.

The previous prime is 5121520014311. The next prime is 5121520014319. The reversal of 5121520014313 is 3134100251215.

It is a cyclic number.

It is not a de Polignac number, because 5121520014313 - 2¹ = 5121520014311 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5121520014311) 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, 81486406 + ... + 81549232.

It is an arithmetic number, because the mean of its divisors is an integer number (335232741816).

Almost surely, 2^{5121520014313} is an apocalyptic number.

It is an amenable number.

5121520014313 is a deficient number, since it is larger than the sum of its proper divisors (242203854743).

5121520014313 is a wasteful number, since it uses less digits than its factorization.

5121520014313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75744.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 5121520014313 its reverse (3134100251215), we get a palindrome (8255620265528).

The spelling of 5121520014313 in words is "five trillion, one hundred twenty-one billion, five hundred twenty million, fourteen thousand, three hundred thirteen".