124240541069 has 2 divisors, whose sum is σ = 124240541070. Its totient is φ = 124240541068.

The previous prime is 124240541039. The next prime is 124240541101. The reversal of 124240541069 is 960145042421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 90925165444 + 33315375625 = 301538^2 + 182525^2 .

It is a cyclic number.

It is not a de Polignac number, because 124240541069 - 2¹⁶ = 124240475533 is a prime.

It is a super-2 number, since 2×124240541069² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124240541039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62120270534 + 62120270535.

It is an arithmetic number, because the mean of its divisors is an integer number (62120270535).

Almost surely, 2^124240541069 is an apocalyptic number.

It is an amenable number.

124240541069 is a deficient number, since it is larger than the sum of its proper divisors (1).

124240541069 is an equidigital number, since it uses as much as digits as its factorization.

124240541069 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 38.

The spelling of 124240541069 in words is "one hundred twenty-four billion, two hundred forty million, five hundred forty-one thousand, sixty-nine".