13400867347 has 4 divisors (see below), whose sum is σ = 15315276976. Its totient is φ = 11486457720.

The previous prime is 13400867329. The next prime is 13400867387. The reversal of 13400867347 is 74376800431.

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 13400867347 - 2¹¹ = 13400865299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13400867387) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 957204804 + ... + 957204817.

It is an arithmetic number, because the mean of its divisors is an integer number (3828819244).

Almost surely, 2^13400867347 is an apocalyptic number.

13400867347 is a deficient number, since it is larger than the sum of its proper divisors (1914409629).

13400867347 is an equidigital number, since it uses as much as digits as its factorization.

13400867347 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1914409628.

The product of its (nonzero) digits is 338688, while the sum is 43.

The spelling of 13400867347 in words is "thirteen billion, four hundred million, eight hundred sixty-seven thousand, three hundred forty-seven".