13347504861 has 4 divisors (see below), whose sum is σ = 17796673152. Its totient is φ = 8898336572.

The previous prime is 13347504809. The next prime is 13347504869. The reversal of 13347504861 is 16840574331.

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 a cyclic number.

It is not a de Polignac number, because 13347504861 - 2¹¹ = 13347502813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13347504869) 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, 2224584141 + ... + 2224584146.

It is an arithmetic number, because the mean of its divisors is an integer number (4449168288).

Almost surely, 2^13347504861 is an apocalyptic number.

It is an amenable number.

13347504861 is a deficient number, since it is larger than the sum of its proper divisors (4449168291).

13347504861 is an equidigital number, since it uses as much as digits as its factorization.

13347504861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4449168290.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 13347504861 in words is "thirteen billion, three hundred forty-seven million, five hundred four thousand, eight hundred sixty-one".