143303432113 has 4 divisors (see below), whose sum is σ = 143306135028. Its totient is φ = 143300729200.

The previous prime is 143303432093. The next prime is 143303432117. The reversal of 143303432113 is 311234303341.

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

It can be written as a sum of positive squares in 2 ways, for example, as 41805118369 + 101498313744 = 204463^2 + 318588^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-143303432113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (143303432117) 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, 1270306 + ... + 1378507.

It is an arithmetic number, because the mean of its divisors is an integer number (35826533757).

Almost surely, 2^143303432113 is an apocalyptic number.

It is an amenable number.

143303432113 is a deficient number, since it is larger than the sum of its proper divisors (2702915).

143303432113 is an equidigital number, since it uses as much as digits as its factorization.

143303432113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2702914.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 143303432113 its reverse (311234303341), we get a palindrome (454537735454).

It can be divided in two parts, 14330 and 3432113, that added together give a palindrome (3446443).

The spelling of 143303432113 in words is "one hundred forty-three billion, three hundred three million, four hundred thirty-two thousand, one hundred thirteen".