113133173 has 2 divisors, whose sum is σ = 113133174. Its totient is φ = 113133172.

The previous prime is 113133157. The next prime is 113133187. The reversal of 113133173 is 371331311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106543684 + 6589489 = 10322^2 + 2567^2 .

It is a cyclic number.

It is not a de Polignac number, because 113133173 - 2⁴ = 113133157 is a prime.

It is a super-2 number, since 2×113133173² = 25598229666095858, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113133143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56566586 + 56566587.

It is an arithmetic number, because the mean of its divisors is an integer number (56566587).

Almost surely, 2^113133173 is an apocalyptic number.

It is an amenable number.

113133173 is a deficient number, since it is larger than the sum of its proper divisors (1).

113133173 is an equidigital number, since it uses as much as digits as its factorization.

113133173 is an evil number, because the sum of its binary digits is even.

The product of its digits is 567, while the sum is 23.

The square root of 113133173 is about 10636.4078992863. The cubic root of 113133173 is about 483.6486604530.

Adding to 113133173 its reverse (371331311), we get a palindrome (484464484).

The spelling of 113133173 in words is "one hundred thirteen million, one hundred thirty-three thousand, one hundred seventy-three".