71483143 has 2 divisors, whose sum is σ = 71483144. Its totient is φ = 71483142.

The previous prime is 71483141. The next prime is 71483201. The reversal of 71483143 is 34138417.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71483143 - 2¹ = 71483141 is a prime.

Together with 71483141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71483141) 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 as a sum of consecutive naturals, namely, 35741571 + 35741572.

It is an arithmetic number, because the mean of its divisors is an integer number (35741572).

Almost surely, 2^71483143 is an apocalyptic number.

71483143 is a deficient number, since it is larger than the sum of its proper divisors (1).

71483143 is an equidigital number, since it uses as much as digits as its factorization.

71483143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8064, while the sum is 31.

The square root of 71483143 is about 8454.7704285805. The cubic root of 71483143 is about 415.0189046403.

The spelling of 71483143 in words is "seventy-one million, four hundred eighty-three thousand, one hundred forty-three".