73099601 has 2 divisors, whose sum is σ = 73099602. Its totient is φ = 73099600.

The previous prime is 73099591. The next prime is 73099619. The reversal of 73099601 is 10699037.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58507201 + 14592400 = 7649^2 + 3820^2 .

It is a cyclic number.

It is not a de Polignac number, because 73099601 - 2²⁶ = 5990737 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (73099661) 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, 36549800 + 36549801.

It is an arithmetic number, because the mean of its divisors is an integer number (36549801).

Almost surely, 2^73099601 is an apocalyptic number.

It is an amenable number.

73099601 is a deficient number, since it is larger than the sum of its proper divisors (1).

73099601 is an equidigital number, since it uses as much as digits as its factorization.

73099601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10206, while the sum is 35.

The square root of 73099601 is about 8549.8304661555. The cubic root of 73099601 is about 418.1239092222.

The spelling of 73099601 in words is "seventy-three million, ninety-nine thousand, six hundred one".