126255203 has 2 divisors, whose sum is σ = 126255204. Its totient is φ = 126255202.

The previous prime is 126255197. The next prime is 126255223. The reversal of 126255203 is 302552621.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126255203 - 2⁶ = 126255139 is a prime.

It is not a weakly prime, because it can be changed into another prime (126255223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63127601 + 63127602.

It is an arithmetic number, because the mean of its divisors is an integer number (63127602).

Almost surely, 2^126255203 is an apocalyptic number.

126255203 is a deficient number, since it is larger than the sum of its proper divisors (1).

126255203 is an equidigital number, since it uses as much as digits as its factorization.

126255203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 126255203 is about 11236.3340551979. The cubic root of 126255203 is about 501.6680331428.

It can be divided in two parts, 1262 and 55203, that added together give a palindrome (56465).

The spelling of 126255203 in words is "one hundred twenty-six million, two hundred fifty-five thousand, two hundred three".