13346253643 has 4 divisors (see below), whose sum is σ = 13378885480. Its totient is φ = 13313621808.

The previous prime is 13346253637. The next prime is 13346253649. The reversal of 13346253643 is 34635264331.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (13346253637) and next prime (13346253649).

It is a cyclic number.

It is not a de Polignac number, because 13346253643 - 2⁹ = 13346253131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13346253596 and 13346253605.

It is not an unprimeable number, because it can be changed into a prime (13346253649) 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, 16315305 + ... + 16316122.

It is an arithmetic number, because the mean of its divisors is an integer number (3344721370).

Almost surely, 2^13346253643 is an apocalyptic number.

13346253643 is a deficient number, since it is larger than the sum of its proper divisors (32631837).

13346253643 is an equidigital number, since it uses as much as digits as its factorization.

13346253643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32631836.

The product of its digits is 466560, while the sum is 40.

The spelling of 13346253643 in words is "thirteen billion, three hundred forty-six million, two hundred fifty-three thousand, six hundred forty-three".