13398700243 has 8 divisors (see below), whose sum is σ = 13485920112. Its totient is φ = 13311760416.

The previous prime is 13398700219. The next prime is 13398700291. The reversal of 13398700243 is 34200789331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13398700243 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13398700196 and 13398700205.

It is not an unprimeable number, because it can be changed into a prime (13398707243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26421 + ... + 165817.

It is an arithmetic number, because the mean of its divisors is an integer number (1685740014).

Almost surely, 2^13398700243 is an apocalyptic number.

13398700243 is a deficient number, since it is larger than the sum of its proper divisors (87219869).

13398700243 is a wasteful number, since it uses less digits than its factorization.

13398700243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140021.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 13398700243 in words is "thirteen billion, three hundred ninety-eight million, seven hundred thousand, two hundred forty-three".