13500975347 has 4 divisors (see below), whose sum is σ = 13506764640. Its totient is φ = 13495186056.

The previous prime is 13500975343. The next prime is 13500975373. The reversal of 13500975347 is 74357900531.

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 13500975347 - 2² = 13500975343 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13500975298 and 13500975307.

It is not an unprimeable number, because it can be changed into a prime (13500975343) 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, 2891147 + ... + 2895812.

It is an arithmetic number, because the mean of its divisors is an integer number (3376691160).

Almost surely, 2^13500975347 is an apocalyptic number.

13500975347 is a deficient number, since it is larger than the sum of its proper divisors (5789293).

13500975347 is an equidigital number, since it uses as much as digits as its factorization.

13500975347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5789292.

The product of its (nonzero) digits is 396900, while the sum is 44.

The spelling of 13500975347 in words is "thirteen billion, five hundred million, nine hundred seventy-five thousand, three hundred forty-seven".