123266434751 has 2 divisors, whose sum is σ = 123266434752. Its totient is φ = 123266434750.

The previous prime is 123266434727. The next prime is 123266434757. The reversal of 123266434751 is 157434662321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123266434751 - 2¹⁴ = 123266418367 is a prime.

It is a super-2 number, since 2×123266434751² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123266434757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61633217375 + 61633217376.

It is an arithmetic number, because the mean of its divisors is an integer number (61633217376).

Almost surely, 2^123266434751 is an apocalyptic number.

123266434751 is a deficient number, since it is larger than the sum of its proper divisors (1).

123266434751 is an equidigital number, since it uses as much as digits as its factorization.

123266434751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 725760, while the sum is 44.

The spelling of 123266434751 in words is "one hundred twenty-three billion, two hundred sixty-six million, four hundred thirty-four thousand, seven hundred fifty-one".