73047301 has 2 divisors, whose sum is σ = 73047302. Its totient is φ = 73047300.

The previous prime is 73047277. The next prime is 73047329. The reversal of 73047301 is 10374037.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 73017025 + 30276 = 8545^2 + 174^2 .

It is an emirp because it is prime and its reverse (10374037) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 73047301 - 2⁵ = 73047269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (73047371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36523650 + 36523651.

It is an arithmetic number, because the mean of its divisors is an integer number (36523651).

Almost surely, 2^73047301 is an apocalyptic number.

It is an amenable number.

73047301 is a deficient number, since it is larger than the sum of its proper divisors (1).

73047301 is an equidigital number, since it uses as much as digits as its factorization.

73047301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1764, while the sum is 25.

The square root of 73047301 is about 8546.7713787137. The cubic root of 73047301 is about 418.0241681500.

The spelling of 73047301 in words is "seventy-three million, forty-seven thousand, three hundred one".