136630229 has 2 divisors, whose sum is σ = 136630230. Its totient is φ = 136630228.

The previous prime is 136630217. The next prime is 136630243. The reversal of 136630229 is 922036631.

136630229 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101465329 + 35164900 = 10073^2 + 5930^2 .

It is a cyclic number.

It is not a de Polignac number, because 136630229 - 2⁴ = 136630213 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 136630195 and 136630204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (136630279) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68315114 + 68315115.

It is an arithmetic number, because the mean of its divisors is an integer number (68315115).

Almost surely, 2^136630229 is an apocalyptic number.

It is an amenable number.

136630229 is a deficient number, since it is larger than the sum of its proper divisors (1).

136630229 is an equidigital number, since it uses as much as digits as its factorization.

136630229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11664, while the sum is 32.

The square root of 136630229 is about 11688.8934035690. The cubic root of 136630229 is about 515.0494551432.

The spelling of 136630229 in words is "one hundred thirty-six million, six hundred thirty thousand, two hundred twenty-nine".