2013023445443 has 4 divisors (see below), whose sum is σ = 2082438047040. Its totient is φ = 1943608843848.

The previous prime is 2013023445437. The next prime is 2013023445449. The reversal of 2013023445443 is 3445443203102.

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

It is an interprime number because it is at equal distance from previous prime (2013023445437) and next prime (2013023445449).

It is a cyclic number.

It is not a de Polignac number, because 2013023445443 - 2⁸ = 2013023445187 is a prime.

It is a super-3 number, since 3×2013023445443³ (a number of 38 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2013023445449) 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, 34707300755 + ... + 34707300812.

It is an arithmetic number, because the mean of its divisors is an integer number (520609511760).

Almost surely, 2^{2013023445443} is an apocalyptic number.

2013023445443 is a deficient number, since it is larger than the sum of its proper divisors (69414601597).

2013023445443 is an equidigital number, since it uses as much as digits as its factorization.

2013023445443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69414601596.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 2013023445443 its reverse (3445443203102), we get a palindrome (5458466648545).

The spelling of 2013023445443 in words is "two trillion, thirteen billion, twenty-three million, four hundred forty-five thousand, four hundred forty-three".