126541229 has 2 divisors, whose sum is σ = 126541230. Its totient is φ = 126541228.

The previous prime is 126541223. The next prime is 126541237. The reversal of 126541229 is 922145621.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 126450025 + 91204 = 11245^2 + 302^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-126541229 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 126541195 and 126541204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126541223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63270614 + 63270615.

It is an arithmetic number, because the mean of its divisors is an integer number (63270615).

Almost surely, 2^126541229 is an apocalyptic number.

It is an amenable number.

126541229 is a deficient number, since it is larger than the sum of its proper divisors (1).

126541229 is an equidigital number, since it uses as much as digits as its factorization.

126541229 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 32.

The square root of 126541229 is about 11249.0545824971. The cubic root of 126541229 is about 502.0465835619.

The spelling of 126541229 in words is "one hundred twenty-six million, five hundred forty-one thousand, two hundred twenty-nine".