13453340043 has 16 divisors (see below), whose sum is σ = 21073764096. Its totient is φ = 7526343840.

The previous prime is 13453340023. The next prime is 13453340057. The reversal of 13453340043 is 34004335431.

13453340043 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 13453340043 - 2⁸ = 13453339787 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13453340003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15679455 + ... + 15680312.

It is an arithmetic number, because the mean of its divisors is an integer number (1317110256).

Almost surely, 2^13453340043 is an apocalyptic number.

13453340043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

13453340043 is a deficient number, since it is larger than the sum of its proper divisors (7620424053).

13453340043 is a wasteful number, since it uses less digits than its factorization.

13453340043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31359794.

The product of its (nonzero) digits is 25920, while the sum is 30.

Adding to 13453340043 its reverse (34004335431), we get a palindrome (47457675474).

The spelling of 13453340043 in words is "thirteen billion, four hundred fifty-three million, three hundred forty thousand, forty-three".