104001143 has 2 divisors, whose sum is σ = 104001144. Its totient is φ = 104001142.

The previous prime is 104001137. The next prime is 104001167. The reversal of 104001143 is 341100401.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 104001143 - 2¹⁶ = 103935607 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (104001103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52000571 + 52000572.

It is an arithmetic number, because the mean of its divisors is an integer number (52000572).

Almost surely, 2^104001143 is an apocalyptic number.

104001143 is a deficient number, since it is larger than the sum of its proper divisors (1).

104001143 is an equidigital number, since it uses as much as digits as its factorization.

104001143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 104001143 is about 10198.0950672172. The cubic root of 104001143 is about 470.2686603427.

Adding to 104001143 its reverse (341100401), we get a palindrome (445101544).

The spelling of 104001143 in words is "one hundred four million, one thousand, one hundred forty-three".