126322103 has 2 divisors, whose sum is σ = 126322104. Its totient is φ = 126322102.

The previous prime is 126322081. The next prime is 126322139. The reversal of 126322103 is 301223621.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 126322103 - 2⁶ = 126322039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126322153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63161051 + 63161052.

It is an arithmetic number, because the mean of its divisors is an integer number (63161052).

Almost surely, 2^126322103 is an apocalyptic number.

126322103 is a deficient number, since it is larger than the sum of its proper divisors (1).

126322103 is an equidigital number, since it uses as much as digits as its factorization.

126322103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 126322103 is about 11239.3106105312. The cubic root of 126322103 is about 501.7566253078.

Adding to 126322103 its reverse (301223621), we get a palindrome (427545724).

The spelling of 126322103 in words is "one hundred twenty-six million, three hundred twenty-two thousand, one hundred three".