13453684401 has 4 divisors (see below), whose sum is σ = 17938245872. Its totient is φ = 8969122932.

The previous prime is 13453684399. The next prime is 13453684457. The reversal of 13453684401 is 10448635431.

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 not a de Polignac number, because 13453684401 - 2¹ = 13453684399 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 13453684401.

It is not an unprimeable number, because it can be changed into a prime (13453684471) 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, 2242280731 + ... + 2242280736.

It is an arithmetic number, because the mean of its divisors is an integer number (4484561468).

Almost surely, 2^13453684401 is an apocalyptic number.

It is an amenable number.

13453684401 is a deficient number, since it is larger than the sum of its proper divisors (4484561471).

13453684401 is an equidigital number, since it uses as much as digits as its factorization.

13453684401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4484561470.

The product of its (nonzero) digits is 138240, while the sum is 39.

The spelling of 13453684401 in words is "thirteen billion, four hundred fifty-three million, six hundred eighty-four thousand, four hundred one".