73530713 has 2 divisors, whose sum is σ = 73530714. Its totient is φ = 73530712.

The previous prime is 73530673. The next prime is 73530719. The reversal of 73530713 is 31703537.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 73479184 + 51529 = 8572^2 + 227^2 .

It is a cyclic number.

It is not a de Polignac number, because 73530713 - 2¹² = 73526617 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (73530719) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36765356 + 36765357.

It is an arithmetic number, because the mean of its divisors is an integer number (36765357).

Almost surely, 2^73530713 is an apocalyptic number.

It is an amenable number.

73530713 is a deficient number, since it is larger than the sum of its proper divisors (1).

73530713 is an equidigital number, since it uses as much as digits as its factorization.

73530713 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6615, while the sum is 29.

The square root of 73530713 is about 8575.0051311938. The cubic root of 73530713 is about 418.9442740637.

The spelling of 73530713 in words is "seventy-three million, five hundred thirty thousand, seven hundred thirteen".