143111303445 has 24 divisors (see below), whose sum is σ = 251686659168. Its totient is φ = 69387297760.

The previous prime is 143111303441. The next prime is 143111303539. The reversal of 143111303445 is 544303111341.

It is not a de Polignac number, because 143111303445 - 2² = 143111303441 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143111303441) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39422787 + ... + 39426416.

It is an arithmetic number, because the mean of its divisors is an integer number (10486944132).

Almost surely, 2^143111303445 is an apocalyptic number.

143111303445 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

143111303445 is a deficient number, since it is larger than the sum of its proper divisors (108575355723).

143111303445 is a wasteful number, since it uses less digits than its factorization.

143111303445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78849233 (or 78849222 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

Adding to 143111303445 its reverse (544303111341), we get a palindrome (687414414786).

The spelling of 143111303445 in words is "one hundred forty-three billion, one hundred eleven million, three hundred three thousand, four hundred forty-five".