113605273 has 2 divisors, whose sum is σ = 113605274. Its totient is φ = 113605272.

The previous prime is 113605259. The next prime is 113605277. The reversal of 113605273 is 372506311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 111450249 + 2155024 = 10557^2 + 1468^2 .

It is an emirp because it is prime and its reverse (372506311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-113605273 is a prime.

It is not a weakly prime, because it can be changed into another prime (113605277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56802636 + 56802637.

It is an arithmetic number, because the mean of its divisors is an integer number (56802637).

Almost surely, 2^113605273 is an apocalyptic number.

It is an amenable number.

113605273 is a deficient number, since it is larger than the sum of its proper divisors (1).

113605273 is an equidigital number, since it uses as much as digits as its factorization.

113605273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 113605273 is about 10658.5774379136. The cubic root of 113605273 is about 484.3204753776.

The spelling of 113605273 in words is "one hundred thirteen million, six hundred five thousand, two hundred seventy-three".