164006737 has 2 divisors, whose sum is σ = 164006738. Its totient is φ = 164006736.

The previous prime is 164006693. The next prime is 164006749. The reversal of 164006737 is 737600461.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 163430656 + 576081 = 12784^2 + 759^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-164006737 is a prime.

It is not a weakly prime, because it can be changed into another prime (164000737) 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, 82003368 + 82003369.

It is an arithmetic number, because the mean of its divisors is an integer number (82003369).

Almost surely, 2^164006737 is an apocalyptic number.

It is an amenable number.

164006737 is a deficient number, since it is larger than the sum of its proper divisors (1).

164006737 is an equidigital number, since it uses as much as digits as its factorization.

164006737 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 34.

The square root of 164006737 is about 12806.5115078229. The cubic root of 164006737 is about 547.3778625686.

The spelling of 164006737 in words is "one hundred sixty-four million, six thousand, seven hundred thirty-seven".