123030144444499 has 2 divisors, whose sum is σ = 123030144444500. Its totient is φ = 123030144444498.

The previous prime is 123030144444491. The next prime is 123030144444601. The reversal of 123030144444499 is 994444441030321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123030144444499 - 2³ = 123030144444491 is a prime.

It is a super-4 number, since 4×123030144444499⁴ (a number of 57 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (123030144444491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61515072222249 + 61515072222250.

It is an arithmetic number, because the mean of its divisors is an integer number (61515072222250).

Almost surely, 2^{123030144444499} is an apocalyptic number.

123030144444499 is a deficient number, since it is larger than the sum of its proper divisors (1).

123030144444499 is an equidigital number, since it uses as much as digits as its factorization.

123030144444499 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5971968, while the sum is 52.

The spelling of 123030144444499 in words is "one hundred twenty-three trillion, thirty billion, one hundred forty-four million, four hundred forty-four thousand, four hundred ninety-nine".