73989301 has 2 divisors, whose sum is σ = 73989302. Its totient is φ = 73989300.

The previous prime is 73989299. The next prime is 73989317. The reversal of 73989301 is 10398937.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73977201 + 12100 = 8601^2 + 110^2 .

It is an emirp because it is prime and its reverse (10398937) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73989301 - 2¹ = 73989299 is a prime.

Together with 73989299, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73980301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36994650 + 36994651.

It is an arithmetic number, because the mean of its divisors is an integer number (36994651).

Almost surely, 2^73989301 is an apocalyptic number.

It is an amenable number.

73989301 is a deficient number, since it is larger than the sum of its proper divisors (1).

73989301 is an equidigital number, since it uses as much as digits as its factorization.

73989301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 40.

The square root of 73989301 is about 8601.7033778200. The cubic root of 73989301 is about 419.8134110715.

The spelling of 73989301 in words is "seventy-three million, nine hundred eighty-nine thousand, three hundred one".