13722340351 has 4 divisors (see below), whose sum is σ = 13722575032. Its totient is φ = 13722105672.

The previous prime is 13722340343. The next prime is 13722340361. The reversal of 13722340351 is 15304322731.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 15304322731 = 97 ⋅157776523.

It is a cyclic number.

It is not a de Polignac number, because 13722340351 - 2³ = 13722340343 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 (13722340361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48460 + ... + 172606.

It is an arithmetic number, because the mean of its divisors is an integer number (3430643758).

Almost surely, 2^13722340351 is an apocalyptic number.

13722340351 is a deficient number, since it is larger than the sum of its proper divisors (234681).

13722340351 is a wasteful number, since it uses less digits than its factorization.

13722340351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234680.

The product of its (nonzero) digits is 15120, while the sum is 31.

The spelling of 13722340351 in words is "thirteen billion, seven hundred twenty-two million, three hundred forty thousand, three hundred fifty-one".