71359423 has 2 divisors, whose sum is σ = 71359424. Its totient is φ = 71359422.

The previous prime is 71359397. The next prime is 71359433. The reversal of 71359423 is 32495317.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71359423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71359433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35679711 + 35679712.

It is an arithmetic number, because the mean of its divisors is an integer number (35679712).

Almost surely, 2^71359423 is an apocalyptic number.

71359423 is a deficient number, since it is larger than the sum of its proper divisors (1).

71359423 is an equidigital number, since it uses as much as digits as its factorization.

71359423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 34.

The square root of 71359423 is about 8447.4506805308. The cubic root of 71359423 is about 414.7793339863.

The spelling of 71359423 in words is "seventy-one million, three hundred fifty-nine thousand, four hundred twenty-three".