124857380801 has 2 divisors, whose sum is σ = 124857380802. Its totient is φ = 124857380800.

The previous prime is 124857380797. The next prime is 124857380807. The reversal of 124857380801 is 108083758421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 118870490176 + 5986890625 = 344776^2 + 77375^2 .

It is a cyclic number.

It is not a de Polignac number, because 124857380801 - 2² = 124857380797 is a prime.

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 (124857380807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62428690400 + 62428690401.

It is an arithmetic number, because the mean of its divisors is an integer number (62428690401).

Almost surely, 2^124857380801 is an apocalyptic number.

It is an amenable number.

124857380801 is a deficient number, since it is larger than the sum of its proper divisors (1).

124857380801 is an equidigital number, since it uses as much as digits as its factorization.

124857380801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 430080, while the sum is 47.

The spelling of 124857380801 in words is "one hundred twenty-four billion, eight hundred fifty-seven million, three hundred eighty thousand, eight hundred one".