103143133543 has 4 divisors (see below), whose sum is σ = 103193970040. Its totient is φ = 103092297048.

The previous prime is 103143133529. The next prime is 103143133549. The reversal of 103143133543 is 345331341301.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-103143133543 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 (103143133549) 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, 25415205 + ... + 25419262.

It is an arithmetic number, because the mean of its divisors is an integer number (25798492510).

Almost surely, 2^103143133543 is an apocalyptic number.

103143133543 is a deficient number, since it is larger than the sum of its proper divisors (50836497).

103143133543 is an equidigital number, since it uses as much as digits as its factorization.

103143133543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50836496.

The product of its (nonzero) digits is 19440, while the sum is 31.

Adding to 103143133543 its reverse (345331341301), we get a palindrome (448474474844).

The spelling of 103143133543 in words is "one hundred three billion, one hundred forty-three million, one hundred thirty-three thousand, five hundred forty-three".