71699 has 2 divisors, whose sum is σ = 71700. Its totient is φ = 71698.

The previous prime is 71693. The next prime is 71707. The reversal of 71699 is 99617.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 71699 - 2⁸ = 71443 is a prime.

It is a Chen prime.

It is a plaindrome in base 12.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 71699.

It is not a weakly prime, because it can be changed into another prime (71693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35849 + 35850.

It is an arithmetic number, because the mean of its divisors is an integer number (35850).

2⁷¹⁶⁹⁹ is an apocalyptic number.

71699 is a deficient number, since it is larger than the sum of its proper divisors (1).

71699 is an equidigital number, since it uses as much as digits as its factorization.

71699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3402, while the sum is 32.

The square root of 71699 is about 267.7666894892. The cubic root of 71699 is about 41.5436227803.

The spelling of 71699 in words is "seventy-one thousand, six hundred ninety-nine".