123607454123 has 2 divisors, whose sum is σ = 123607454124. Its totient is φ = 123607454122.

The previous prime is 123607454119. The next prime is 123607454137. The reversal of 123607454123 is 321454706321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123607454123 - 2² = 123607454119 is a prime.

It is not a weakly prime, because it can be changed into another prime (123607454143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61803727061 + 61803727062.

It is an arithmetic number, because the mean of its divisors is an integer number (61803727062).

Almost surely, 2^123607454123 is an apocalyptic number.

123607454123 is a deficient number, since it is larger than the sum of its proper divisors (1).

123607454123 is an equidigital number, since it uses as much as digits as its factorization.

123607454123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 123607454123 in words is "one hundred twenty-three billion, six hundred seven million, four hundred fifty-four thousand, one hundred twenty-three".