13356269453 has 4 divisors (see below), whose sum is σ = 14141932380. Its totient is φ = 12570606528.

The previous prime is 13356269449. The next prime is 13356269471. The reversal of 13356269453 is 35496265331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35496265331 = 140453 ⋅252727.

It can be written as a sum of positive squares in 2 ways, for example, as 8808385609 + 4547883844 = 93853^2 + 67438^2 .

It is a cyclic number.

It is not a de Polignac number, because 13356269453 - 2² = 13356269449 is a prime.

It is a super-2 number, since 2×13356269453² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13356269398 and 13356269407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13356269413) 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, 392831438 + ... + 392831471.

It is an arithmetic number, because the mean of its divisors is an integer number (3535483095).

Almost surely, 2^13356269453 is an apocalyptic number.

It is an amenable number.

13356269453 is a deficient number, since it is larger than the sum of its proper divisors (785662927).

13356269453 is an equidigital number, since it uses as much as digits as its factorization.

13356269453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 785662926.

The product of its digits is 1749600, while the sum is 47.

The spelling of 13356269453 in words is "thirteen billion, three hundred fifty-six million, two hundred sixty-nine thousand, four hundred fifty-three".