13445302453 has 16 divisors (see below), whose sum is σ = 14744592000. Its totient is φ = 12158988480.

The previous prime is 13445302427. The next prime is 13445302469. The reversal of 13445302453 is 35420354431.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-13445302453 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13445302153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2165848 + ... + 2172046.

It is an arithmetic number, because the mean of its divisors is an integer number (921537000).

Almost surely, 2^13445302453 is an apocalyptic number.

It is an amenable number.

13445302453 is a deficient number, since it is larger than the sum of its proper divisors (1299289547).

13445302453 is a wasteful number, since it uses less digits than its factorization.

13445302453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7212.

The product of its (nonzero) digits is 86400, while the sum is 34.

Adding to 13445302453 its reverse (35420354431), we get a palindrome (48865656884).

The spelling of 13445302453 in words is "thirteen billion, four hundred forty-five million, three hundred two thousand, four hundred fifty-three".