71027093 has 2 divisors, whose sum is σ = 71027094. Its totient is φ = 71027092.

The previous prime is 71027081. The next prime is 71027123. The reversal of 71027093 is 39072017.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52896529 + 18130564 = 7273^2 + 4258^2 .

It is an emirp because it is prime and its reverse (39072017) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71027093 - 2¹² = 71022997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (71027023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35513546 + 35513547.

It is an arithmetic number, because the mean of its divisors is an integer number (35513547).

Almost surely, 2^71027093 is an apocalyptic number.

It is an amenable number.

71027093 is a deficient number, since it is larger than the sum of its proper divisors (1).

71027093 is an equidigital number, since it uses as much as digits as its factorization.

71027093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 71027093 is about 8427.7572936102. The cubic root of 71027093 is about 414.1344382796.

The spelling of 71027093 in words is "seventy-one million, twenty-seven thousand, ninety-three".