102143303 has 4 divisors (see below), whose sum is σ = 102170880. Its totient is φ = 102115728.

The previous prime is 102143291. The next prime is 102143311. The reversal of 102143303 is 303341201.

It is a happy number.

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 102143303 - 2¹⁰ = 102142279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102143323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7175 + ... + 15992.

It is an arithmetic number, because the mean of its divisors is an integer number (25542720).

Almost surely, 2^102143303 is an apocalyptic number.

102143303 is a deficient number, since it is larger than the sum of its proper divisors (27577).

102143303 is an equidigital number, since it uses as much as digits as its factorization.

102143303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27576.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 102143303 is about 10106.5970039376. The cubic root of 102143303 is about 467.4515804848.

Adding to 102143303 its reverse (303341201), we get a palindrome (405484504).

The spelling of 102143303 in words is "one hundred two million, one hundred forty-three thousand, three hundred three".