100323143 has 2 divisors, whose sum is σ = 100323144. Its totient is φ = 100323142.

The previous prime is 100323131. The next prime is 100323149. The reversal of 100323143 is 341323001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100323143 - 2¹⁰ = 100322119 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100323149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50161571 + 50161572.

It is an arithmetic number, because the mean of its divisors is an integer number (50161572).

Almost surely, 2^100323143 is an apocalyptic number.

100323143 is a deficient number, since it is larger than the sum of its proper divisors (1).

100323143 is an equidigital number, since it uses as much as digits as its factorization.

100323143 is an evil number, because the sum of its binary digits is even.

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

The square root of 100323143 is about 10016.1441183721. The cubic root of 100323143 is about 464.6583114382.

Adding to 100323143 its reverse (341323001), we get a palindrome (441646144).

The spelling of 100323143 in words is "one hundred million, three hundred twenty-three thousand, one hundred forty-three".