124244185361 has 2 divisors, whose sum is σ = 124244185362. Its totient is φ = 124244185360.

The previous prime is 124244185333. The next prime is 124244185367. The reversal of 124244185361 is 163581442421.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 80638392961 + 43605792400 = 283969^2 + 208820^2 .

It is a cyclic number.

It is not a de Polignac number, because 124244185361 - 2⁶ = 124244185297 is a prime.

It is not a weakly prime, because it can be changed into another prime (124244185367) 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, 62122092680 + 62122092681.

It is an arithmetic number, because the mean of its divisors is an integer number (62122092681).

Almost surely, 2^124244185361 is an apocalyptic number.

It is an amenable number.

124244185361 is a deficient number, since it is larger than the sum of its proper divisors (1).

124244185361 is an equidigital number, since it uses as much as digits as its factorization.

124244185361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 184320, while the sum is 41.

The spelling of 124244185361 in words is "one hundred twenty-four billion, two hundred forty-four million, one hundred eighty-five thousand, three hundred sixty-one".