124543330001 has 2 divisors, whose sum is σ = 124543330002. Its totient is φ = 124543330000.

The previous prime is 124543329983. The next prime is 124543330031. The reversal of 124543330001 is 100033345421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69295297600 + 55248032401 = 263240^2 + 235049^2 .

It is an emirp because it is prime and its reverse (100033345421) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 124543330001 - 2¹⁰ = 124543328977 is a prime.

It is a super-2 number, since 2×124543330001² (a number of 23 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (124543330031) 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, 62271665000 + 62271665001.

It is an arithmetic number, because the mean of its divisors is an integer number (62271665001).

Almost surely, 2^124543330001 is an apocalyptic number.

It is an amenable number.

124543330001 is a deficient number, since it is larger than the sum of its proper divisors (1).

124543330001 is an equidigital number, since it uses as much as digits as its factorization.

124543330001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 124543330001 its reverse (100033345421), we get a palindrome (224576675422).

The spelling of 124543330001 in words is "one hundred twenty-four billion, five hundred forty-three million, three hundred thirty thousand, one".