10543271447 has 4 divisors (see below), whose sum is σ = 10543512840. Its totient is φ = 10543030056.

The previous prime is 10543271419. The next prime is 10543271533. The reversal of 10543271447 is 74417234501.

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

It is a cyclic number.

It is not a de Polignac number, because 10543271447 - 2¹² = 10543267351 is a prime.

It is a super-2 number, since 2×10543271447² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10543271447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10543271747) 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, 34808 + ... + 149325.

It is an arithmetic number, because the mean of its divisors is an integer number (2635878210).

Almost surely, 2^10543271447 is an apocalyptic number.

10543271447 is a deficient number, since it is larger than the sum of its proper divisors (241393).

10543271447 is an equidigital number, since it uses as much as digits as its factorization.

10543271447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241392.

The product of its (nonzero) digits is 94080, while the sum is 38.

The spelling of 10543271447 in words is "ten billion, five hundred forty-three million, two hundred seventy-one thousand, four hundred forty-seven".