123054204543119 has 2 divisors, whose sum is σ = 123054204543120. Its totient is φ = 123054204543118.

The previous prime is 123054204543019. The next prime is 123054204543173. The reversal of 123054204543119 is 911345402450321.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123054204543119 - 2²⁴ = 123054187765903 is a prime.

It is a super-2 number, since 2×123054204543119² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123054204543119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123054204543019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61527102271559 + 61527102271560.

It is an arithmetic number, because the mean of its divisors is an integer number (61527102271560).

Almost surely, 2^{123054204543119} is an apocalyptic number.

123054204543119 is a deficient number, since it is larger than the sum of its proper divisors (1).

123054204543119 is an equidigital number, since it uses as much as digits as its factorization.

123054204543119 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 518400, while the sum is 44.

The spelling of 123054204543119 in words is "one hundred twenty-three trillion, fifty-four billion, two hundred four million, five hundred forty-three thousand, one hundred nineteen".