71044123 has 2 divisors, whose sum is σ = 71044124. Its totient is φ = 71044122.

The previous prime is 71044093. The next prime is 71044153. The reversal of 71044123 is 32144017.

It is a balanced prime because it is at equal distance from previous prime (71044093) and next prime (71044153).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71044123 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71044094 and 71044103.

It is not a weakly prime, because it can be changed into another prime (71044153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35522061 + 35522062.

It is an arithmetic number, because the mean of its divisors is an integer number (35522062).

Almost surely, 2^71044123 is an apocalyptic number.

71044123 is a deficient number, since it is larger than the sum of its proper divisors (1).

71044123 is an equidigital number, since it uses as much as digits as its factorization.

71044123 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 71044123 is about 8428.7675848845. The cubic root of 71044123 is about 414.1675343165.

The spelling of 71044123 in words is "seventy-one million, forty-four thousand, one hundred twenty-three".