123344271473 has 2 divisors, whose sum is σ = 123344271474. Its totient is φ = 123344271472.

The previous prime is 123344271461. The next prime is 123344271481. The reversal of 123344271473 is 374172443321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101265877729 + 22078393744 = 318223^2 + 148588^2 .

It is a cyclic number.

It is not a de Polignac number, because 123344271473 - 2²⁰ = 123343222897 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123344271473.

It is not a weakly prime, because it can be changed into another prime (123344271433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61672135736 + 61672135737.

It is an arithmetic number, because the mean of its divisors is an integer number (61672135737).

Almost surely, 2^123344271473 is an apocalyptic number.

It is an amenable number.

123344271473 is a deficient number, since it is larger than the sum of its proper divisors (1).

123344271473 is an equidigital number, since it uses as much as digits as its factorization.

123344271473 is an evil number, because the sum of its binary digits is even.

The product of its digits is 338688, while the sum is 41.

The spelling of 123344271473 in words is "one hundred twenty-three billion, three hundred forty-four million, two hundred seventy-one thousand, four hundred seventy-three".