113730073 has 2 divisors, whose sum is σ = 113730074. Its totient is φ = 113730072.

The previous prime is 113730053. The next prime is 113730077. The reversal of 113730073 is 370037311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 84860944 + 28869129 = 9212^2 + 5373^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113730073 is a prime.

It is not a weakly prime, because it can be changed into another prime (113730077) 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, 56865036 + 56865037.

It is an arithmetic number, because the mean of its divisors is an integer number (56865037).

Almost surely, 2^113730073 is an apocalyptic number.

It is an amenable number.

113730073 is a deficient number, since it is larger than the sum of its proper divisors (1).

113730073 is an equidigital number, since it uses as much as digits as its factorization.

113730073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1323, while the sum is 25.

The square root of 113730073 is about 10664.4302707646. The cubic root of 113730073 is about 484.4977590375.

Adding to 113730073 its reverse (370037311), we get a palindrome (483767384).

The spelling of 113730073 in words is "one hundred thirteen million, seven hundred thirty thousand, seventy-three".