124340434144111 has 4 divisors (see below), whose sum is σ = 124340919213424. Its totient is φ = 124339949074800.

The previous prime is 124340434144097. The next prime is 124340434144127. The reversal of 124340434144111 is 111441434043421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 124340434144111 - 2¹⁹ = 124340433619823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124340434144181) 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 in 3 ways as a sum of consecutive naturals, for example, 242149950 + ... + 242662891.

It is an arithmetic number, because the mean of its divisors is an integer number (31085229803356).

Almost surely, 2^{124340434144111} is an apocalyptic number.

124340434144111 is a deficient number, since it is larger than the sum of its proper divisors (485069313).

124340434144111 is an equidigital number, since it uses as much as digits as its factorization.

124340434144111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 485069312.

The product of its (nonzero) digits is 73728, while the sum is 37.

Adding to 124340434144111 its reverse (111441434043421), we get a palindrome (235781868187532).

The spelling of 124340434144111 in words is "one hundred twenty-four trillion, three hundred forty billion, four hundred thirty-four million, one hundred forty-four thousand, one hundred eleven".