124641603443741 has 2 divisors, whose sum is σ = 124641603443742. Its totient is φ = 124641603443740.

The previous prime is 124641603443737. The next prime is 124641603443843. The reversal of 124641603443741 is 147344306146421.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 122519351771716 + 2122251672025 = 11068846^2 + 1456795^2 .

It is a cyclic number.

It is not a de Polignac number, because 124641603443741 - 2² = 124641603443737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124641603443741.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124641603443141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62320801721870 + 62320801721871.

It is an arithmetic number, because the mean of its divisors is an integer number (62320801721871).

Almost surely, 2^{124641603443741} is an apocalyptic number.

It is an amenable number.

124641603443741 is a deficient number, since it is larger than the sum of its proper divisors (1).

124641603443741 is an equidigital number, since it uses as much as digits as its factorization.

124641603443741 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4644864, while the sum is 50.

The spelling of 124641603443741 in words is "one hundred twenty-four trillion, six hundred forty-one billion, six hundred three million, four hundred forty-three thousand, seven hundred forty-one".