68150143 has 2 divisors, whose sum is σ = 68150144. Its totient is φ = 68150142.

The previous prime is 68150129. The next prime is 68150153. The reversal of 68150143 is 34105186.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 68150143 - 2⁵ = 68150111 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (68150123) 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, 34075071 + 34075072.

It is an arithmetic number, because the mean of its divisors is an integer number (34075072).

Almost surely, 2^68150143 is an apocalyptic number.

68150143 is a deficient number, since it is larger than the sum of its proper divisors (1).

68150143 is an equidigital number, since it uses as much as digits as its factorization.

68150143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 68150143 is about 8255.3099881228. The cubic root of 68150143 is about 408.4656971786.

The spelling of 68150143 in words is "sixty-eight million, one hundred fifty thousand, one hundred forty-three".