71016899 has 2 divisors, whose sum is σ = 71016900. Its totient is φ = 71016898.

The previous prime is 71016823. The next prime is 71016919. The reversal of 71016899 is 99861017.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 71016899 - 2¹² = 71012803 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (71016499) 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, 35508449 + 35508450.

It is an arithmetic number, because the mean of its divisors is an integer number (35508450).

Almost surely, 2^71016899 is an apocalyptic number.

71016899 is a deficient number, since it is larger than the sum of its proper divisors (1).

71016899 is an equidigital number, since it uses as much as digits as its factorization.

71016899 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 41.

The square root of 71016899 is about 8427.1524846771. The cubic root of 71016899 is about 414.1146247677.

The spelling of 71016899 in words is "seventy-one million, sixteen thousand, eight hundred ninety-nine".