71308067 has 2 divisors, whose sum is σ = 71308068. Its totient is φ = 71308066.

The previous prime is 71308043. The next prime is 71308123. The reversal of 71308067 is 76080317.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-71308067 is a prime.

It is not a weakly prime, because it can be changed into another prime (71308667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35654033 + 35654034.

It is an arithmetic number, because the mean of its divisors is an integer number (35654034).

Almost surely, 2^71308067 is an apocalyptic number.

71308067 is a deficient number, since it is larger than the sum of its proper divisors (1).

71308067 is an equidigital number, since it uses as much as digits as its factorization.

71308067 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7056, while the sum is 32.

The square root of 71308067 is about 8444.4103997852. The cubic root of 71308067 is about 414.6798072118.

The spelling of 71308067 in words is "seventy-one million, three hundred eight thousand, sixty-seven".