14813479729 has 4 divisors (see below), whose sum is σ = 15213844084. Its totient is φ = 14413115376.

The previous prime is 14813479717. The next prime is 14813479753. The reversal of 14813479729 is 92797431841.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 92797431841 = 8713 ⋅10650457.

It can be written as a sum of positive squares in 2 ways, for example, as 10953715600 + 3859764129 = 104660^2 + 62127^2 .

It is a cyclic number.

It is not a de Polignac number, because 14813479729 - 2²⁹ = 14276608817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 14813479729.

It is not an unprimeable number, because it can be changed into a prime (14813479799) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200182122 + ... + 200182195.

It is an arithmetic number, because the mean of its divisors is an integer number (3803461021).

Almost surely, 2^14813479729 is an apocalyptic number.

It is an amenable number.

14813479729 is a deficient number, since it is larger than the sum of its proper divisors (400364355).

14813479729 is an equidigital number, since it uses as much as digits as its factorization.

14813479729 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 400364354.

The product of its digits is 3048192, while the sum is 55.

The spelling of 14813479729 in words is "fourteen billion, eight hundred thirteen million, four hundred seventy-nine thousand, seven hundred twenty-nine".