1230104123 has 2 divisors, whose sum is σ = 1230104124. Its totient is φ = 1230104122.

The previous prime is 1230104119. The next prime is 1230104129. The reversal of 1230104123 is 3214010321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1230104123 - 2² = 1230104119 is a prime.

It is not a weakly prime, because it can be changed into another prime (1230104129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615052061 + 615052062.

It is an arithmetic number, because the mean of its divisors is an integer number (615052062).

Almost surely, 2^1230104123 is an apocalyptic number.

1230104123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230104123 is an equidigital number, since it uses as much as digits as its factorization.

1230104123 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 1230104123 is about 35072.8402471200. The cubic root of 1230104123 is about 1071.4715023551.

Adding to 1230104123 its reverse (3214010321), we get a palindrome (4444114444).

The spelling of 1230104123 in words is "one billion, two hundred thirty million, one hundred four thousand, one hundred twenty-three".