103124123 has 2 divisors, whose sum is σ = 103124124. Its totient is φ = 103124122.

The previous prime is 103124101. The next prime is 103124129. The reversal of 103124123 is 321421301.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 103124123 - 2⁶ = 103124059 is a prime.

It is not a weakly prime, because it can be changed into another prime (103124129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51562061 + 51562062.

It is an arithmetic number, because the mean of its divisors is an integer number (51562062).

Almost surely, 2^103124123 is an apocalyptic number.

103124123 is a deficient number, since it is larger than the sum of its proper divisors (1).

103124123 is an equidigital number, since it uses as much as digits as its factorization.

103124123 is an odious number, because the sum of its binary digits is odd.

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

The square root of 103124123 is about 10155.0048252081. The cubic root of 103124123 is about 468.9430344991.

Adding to 103124123 its reverse (321421301), we get a palindrome (424545424).

The spelling of 103124123 in words is "one hundred three million, one hundred twenty-four thousand, one hundred twenty-three".