20143113443 has 8 divisors (see below), whose sum is σ = 21696930816. Its totient is φ = 18645798600.

The previous prime is 20143113421. The next prime is 20143113517. The reversal of 20143113443 is 34431134102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20143113443 - 2¹⁴ = 20143097059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20143113143) 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 7 ways as a sum of consecutive naturals, for example, 14124893 + ... + 14126318.

It is an arithmetic number, because the mean of its divisors is an integer number (2712116352).

Almost surely, 2^20143113443 is an apocalyptic number.

20143113443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

20143113443 is a deficient number, since it is larger than the sum of its proper divisors (1553817373).

20143113443 is a wasteful number, since it uses less digits than its factorization.

20143113443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28251265.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 20143113443 its reverse (34431134102), we get a palindrome (54574247545).

The spelling of 20143113443 in words is "twenty billion, one hundred forty-three million, one hundred thirteen thousand, four hundred forty-three".