71072143203 has 8 divisors (see below), whose sum is σ = 94822878400. Its totient is φ = 47351418408.

The previous prime is 71072143189. The next prime is 71072143213. The reversal of 71072143203 is 30234127017.

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

It is not a de Polignac number, because 71072143203 - 2¹⁰ = 71072142179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (71072143213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7497073 + ... + 7506546.

It is an arithmetic number, because the mean of its divisors is an integer number (11852859800).

Almost surely, 2^71072143203 is an apocalyptic number.

71072143203 is a deficient number, since it is larger than the sum of its proper divisors (23750735197).

71072143203 is a wasteful number, since it uses less digits than its factorization.

71072143203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15005201.

The product of its (nonzero) digits is 7056, while the sum is 30.

The spelling of 71072143203 in words is "seventy-one billion, seventy-two million, one hundred forty-three thousand, two hundred three".