126201203 has 2 divisors, whose sum is σ = 126201204. Its totient is φ = 126201202.

The previous prime is 126201169. The next prime is 126201209. The reversal of 126201203 is 302102621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126201203 - 2⁸ = 126200947 is a prime.

It is not a weakly prime, because it can be changed into another prime (126201209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63100601 + 63100602.

It is an arithmetic number, because the mean of its divisors is an integer number (63100602).

Almost surely, 2^126201203 is an apocalyptic number.

126201203 is a deficient number, since it is larger than the sum of its proper divisors (1).

126201203 is an equidigital number, since it uses as much as digits as its factorization.

126201203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 126201203 is about 11233.9308792604. The cubic root of 126201203 is about 501.5965009439.

Adding to 126201203 its reverse (302102621), we get a palindrome (428303824).

The spelling of 126201203 in words is "one hundred twenty-six million, two hundred one thousand, two hundred three".