13403455043 has 4 divisors (see below), whose sum is σ = 14621950968. Its totient is φ = 12184959120.

The previous prime is 13403455033. The next prime is 13403455049. The reversal of 13403455043 is 34055430431.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 13403455043 - 2²² = 13399260739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13403455049) 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, 609247946 + ... + 609247967.

It is an arithmetic number, because the mean of its divisors is an integer number (3655487742).

Almost surely, 2^13403455043 is an apocalyptic number.

13403455043 is a deficient number, since it is larger than the sum of its proper divisors (1218495925).

13403455043 is a wasteful number, since it uses less digits than its factorization.

13403455043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1218495924.

The product of its (nonzero) digits is 43200, while the sum is 32.

Adding to 13403455043 its reverse (34055430431), we get a palindrome (47458885474).

The spelling of 13403455043 in words is "thirteen billion, four hundred three million, four hundred fifty-five thousand, forty-three".