164999699 has 2 divisors, whose sum is σ = 164999700. Its totient is φ = 164999698.

The previous prime is 164999683. The next prime is 164999711. The reversal of 164999699 is 996999461.

164999699 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is an emirp because it is prime and its reverse (996999461) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 164999699 - 2⁴ = 164999683 is a prime.

It is not a weakly prime, because it can be changed into another prime (164999599) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82499849 + 82499850.

It is an arithmetic number, because the mean of its divisors is an integer number (82499850).

Almost surely, 2^164999699 is an apocalyptic number.

164999699 is a deficient number, since it is larger than the sum of its proper divisors (1).

164999699 is an equidigital number, since it uses as much as digits as its factorization.

164999699 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8503056, while the sum is 62.

The square root of 164999699 is about 12845.2208622507. The cubic root of 164999699 is about 548.4803217225.

The spelling of 164999699 in words is "one hundred sixty-four million, nine hundred ninety-nine thousand, six hundred ninety-nine".