13651317347 has 4 divisors (see below), whose sum is σ = 13654589736. Its totient is φ = 13648044960.

The previous prime is 13651317313. The next prime is 13651317359. The reversal of 13651317347 is 74371315631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13651317347 - 2⁸ = 13651317091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13651317047) 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, 1629929 + ... + 1638282.

It is an arithmetic number, because the mean of its divisors is an integer number (3413647434).

Almost surely, 2^13651317347 is an apocalyptic number.

13651317347 is a deficient number, since it is larger than the sum of its proper divisors (3272389).

13651317347 is an equidigital number, since it uses as much as digits as its factorization.

13651317347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3272388.

The product of its digits is 158760, while the sum is 41.

The spelling of 13651317347 in words is "thirteen billion, six hundred fifty-one million, three hundred seventeen thousand, three hundred forty-seven".