13933709273 has 4 divisors (see below), whose sum is σ = 15200410128. Its totient is φ = 12667008420.

The previous prime is 13933709267. The next prime is 13933709287. The reversal of 13933709273 is 37290733931.

It is a happy number.

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 not a de Polignac number, because 13933709273 - 2²⁰ = 13932660697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13933709213) 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, 633350411 + ... + 633350432.

It is an arithmetic number, because the mean of its divisors is an integer number (3800102532).

Almost surely, 2^13933709273 is an apocalyptic number.

It is an amenable number.

13933709273 is a deficient number, since it is larger than the sum of its proper divisors (1266700855).

13933709273 is a wasteful number, since it uses less digits than its factorization.

13933709273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1266700854.

The product of its (nonzero) digits is 642978, while the sum is 47.

The spelling of 13933709273 in words is "thirteen billion, nine hundred thirty-three million, seven hundred nine thousand, two hundred seventy-three".