13877670347 has 4 divisors (see below), whose sum is σ = 13897244640. Its totient is φ = 13858096056.

The previous prime is 13877670343. The next prime is 13877670349. The reversal of 13877670347 is 74307677831.

It is a happy number.

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 13877670347 - 2² = 13877670343 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13877670343) 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, 9786083 + ... + 9787500.

It is an arithmetic number, because the mean of its divisors is an integer number (3474311160).

Almost surely, 2^13877670347 is an apocalyptic number.

13877670347 is a deficient number, since it is larger than the sum of its proper divisors (19574293).

13877670347 is an equidigital number, since it uses as much as digits as its factorization.

13877670347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19574292.

The product of its (nonzero) digits is 4148928, while the sum is 53.

The spelling of 13877670347 in words is "thirteen billion, eight hundred seventy-seven million, six hundred seventy thousand, three hundred forty-seven".