126335641 has 2 divisors, whose sum is σ = 126335642. Its totient is φ = 126335640.

The previous prime is 126335621. The next prime is 126335659. The reversal of 126335641 is 146533621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 117094041 + 9241600 = 10821^2 + 3040^2 .

It is a cyclic number.

It is not a de Polignac number, because 126335641 - 2⁹ = 126335129 is a prime.

It is not a weakly prime, because it can be changed into another prime (126335611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63167820 + 63167821.

It is an arithmetic number, because the mean of its divisors is an integer number (63167821).

Almost surely, 2^126335641 is an apocalyptic number.

It is an amenable number.

126335641 is a deficient number, since it is larger than the sum of its proper divisors (1).

126335641 is an equidigital number, since it uses as much as digits as its factorization.

126335641 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 31.

The square root of 126335641 is about 11239.9128555341. The cubic root of 126335641 is about 501.7745491664.

The spelling of 126335641 in words is "one hundred twenty-six million, three hundred thirty-five thousand, six hundred forty-one".