10143514321 has 4 divisors (see below), whose sum is σ = 10740191652. Its totient is φ = 9546836992.

The previous prime is 10143514301. The next prime is 10143514327. The reversal of 10143514321 is 12341534101.

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 3811333696 + 6332180625 = 61736^2 + 79575^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10143514321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10143514327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298338640 + ... + 298338673.

It is an arithmetic number, because the mean of its divisors is an integer number (2685047913).

Almost surely, 2^10143514321 is an apocalyptic number.

It is an amenable number.

10143514321 is a deficient number, since it is larger than the sum of its proper divisors (596677331).

10143514321 is an equidigital number, since it uses as much as digits as its factorization.

10143514321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596677330.

The product of its (nonzero) digits is 1440, while the sum is 25.

The spelling of 10143514321 in words is "ten billion, one hundred forty-three million, five hundred fourteen thousand, three hundred twenty-one".