126243301 has 2 divisors, whose sum is σ = 126243302. Its totient is φ = 126243300.

The previous prime is 126243263. The next prime is 126243307. The reversal of 126243301 is 103342621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108180801 + 18062500 = 10401^2 + 4250^2 .

It is a cyclic number.

It is not a de Polignac number, because 126243301 - 2¹⁷ = 126112229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126243307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63121650 + 63121651.

It is an arithmetic number, because the mean of its divisors is an integer number (63121651).

Almost surely, 2^126243301 is an apocalyptic number.

It is an amenable number.

126243301 is a deficient number, since it is larger than the sum of its proper divisors (1).

126243301 is an equidigital number, since it uses as much as digits as its factorization.

126243301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 22.

The square root of 126243301 is about 11235.8044215801. The cubic root of 126243301 is about 501.6522686689.

Adding to 126243301 its reverse (103342621), we get a palindrome (229585922).

The spelling of 126243301 in words is "one hundred twenty-six million, two hundred forty-three thousand, three hundred one".