13107014721 has 12 divisors (see below), whose sum is σ = 18970919760. Its totient is φ = 8720210520.

The previous prime is 13107014719. The next prime is 13107014729. The reversal of 13107014721 is 12741070131.

It is not a de Polignac number, because 13107014721 - 2¹ = 13107014719 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13107014729) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1478611 + ... + 1487448.

It is an arithmetic number, because the mean of its divisors is an integer number (1580909980).

Almost surely, 2^13107014721 is an apocalyptic number.

It is an amenable number.

13107014721 is a deficient number, since it is larger than the sum of its proper divisors (5863905039).

13107014721 is a wasteful number, since it uses less digits than its factorization.

13107014721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966556 (or 2966553 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 27.

Adding to 13107014721 its reverse (12741070131), we get a palindrome (25848084852).

The spelling of 13107014721 in words is "thirteen billion, one hundred seven million, fourteen thousand, seven hundred twenty-one".