113605229 has 2 divisors, whose sum is σ = 113605230. Its totient is φ = 113605228.

The previous prime is 113605223. The next prime is 113605243. The reversal of 113605229 is 922506311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 57729604 + 55875625 = 7598^2 + 7475^2 .

It is a cyclic number.

It is not a de Polignac number, because 113605229 - 2⁴ = 113605213 is a prime.

It is a super-2 number, since 2×113605229² = 25812296112284882, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113605223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56802614 + 56802615.

It is an arithmetic number, because the mean of its divisors is an integer number (56802615).

Almost surely, 2^113605229 is an apocalyptic number.

It is an amenable number.

113605229 is a deficient number, since it is larger than the sum of its proper divisors (1).

113605229 is an equidigital number, since it uses as much as digits as its factorization.

113605229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 29.

The square root of 113605229 is about 10658.5753738480. The cubic root of 113605229 is about 484.3204128509.

The spelling of 113605229 in words is "one hundred thirteen million, six hundred five thousand, two hundred twenty-nine".