1065143347271 has 8 divisors (see below), whose sum is σ = 1096775945664. Its totient is φ = 1033779962880.

The previous prime is 1065143347259. The next prime is 1065143347309. The reversal of 1065143347271 is 1727433415601.

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 1065143347271 - 2⁶ = 1065143347207 is a prime.

It is a super-2 number, since 2×1065143347271² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1065143347871) 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, 67295471 + ... + 67311296.

It is an arithmetic number, because the mean of its divisors is an integer number (137096993208).

Almost surely, 2^{1065143347271} is an apocalyptic number.

1065143347271 is a deficient number, since it is larger than the sum of its proper divisors (31632598393).

1065143347271 is a wasteful number, since it uses less digits than its factorization.

1065143347271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134607001.

The product of its (nonzero) digits is 423360, while the sum is 44.

The spelling of 1065143347271 in words is "one trillion, sixty-five billion, one hundred forty-three million, three hundred forty-seven thousand, two hundred seventy-one".