14013521797 has 4 divisors (see below), whose sum is σ = 15287478336. Its totient is φ = 12739565260.

The previous prime is 14013521777. The next prime is 14013521803. The reversal of 14013521797 is 79712531041.

It is a happy number.

14013521797 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 14013521797 - 2¹⁵ = 14013489029 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 (14013521707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 636978253 + ... + 636978274.

It is an arithmetic number, because the mean of its divisors is an integer number (3821869584).

Almost surely, 2^14013521797 is an apocalyptic number.

It is an amenable number.

14013521797 is a deficient number, since it is larger than the sum of its proper divisors (1273956539).

14013521797 is a wasteful number, since it uses less digits than its factorization.

14013521797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273956538.

The product of its (nonzero) digits is 52920, while the sum is 40.

The spelling of 14013521797 in words is "fourteen billion, thirteen million, five hundred twenty-one thousand, seven hundred ninety-seven".