126103147 has 2 divisors, whose sum is σ = 126103148. Its totient is φ = 126103146.

The previous prime is 126103139. The next prime is 126103151. The reversal of 126103147 is 741301621.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 126103147 - 2³ = 126103139 is a prime.

It is not a weakly prime, because it can be changed into another prime (126103177) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63051573 + 63051574.

It is an arithmetic number, because the mean of its divisors is an integer number (63051574).

Almost surely, 2^126103147 is an apocalyptic number.

126103147 is a deficient number, since it is larger than the sum of its proper divisors (1).

126103147 is an equidigital number, since it uses as much as digits as its factorization.

126103147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 126103147 is about 11229.5657529577. The cubic root of 126103147 is about 501.4665568828.

Adding to 126103147 its reverse (741301621), we get a palindrome (867404768).

The spelling of 126103147 in words is "one hundred twenty-six million, one hundred three thousand, one hundred forty-seven".