13400454453 has 8 divisors (see below), whose sum is σ = 17945983968. Its totient is φ = 8894280624.

The previous prime is 13400454449. The next prime is 13400454479. The reversal of 13400454453 is 35445400431.

It is a happy number.

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

It is not a de Polignac number, because 13400454453 - 2² = 13400454449 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13400454443) 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, 9838126 + ... + 9839487.

It is an arithmetic number, because the mean of its divisors is an integer number (2243247996).

Almost surely, 2^13400454453 is an apocalyptic number.

It is an amenable number.

13400454453 is a deficient number, since it is larger than the sum of its proper divisors (4545529515).

13400454453 is a wasteful number, since it uses less digits than its factorization.

13400454453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19677843.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 13400454453 its reverse (35445400431), we get a palindrome (48845854884).

The spelling of 13400454453 in words is "thirteen billion, four hundred million, four hundred fifty-four thousand, four hundred fifty-three".