124850168081 has 2 divisors, whose sum is σ = 124850168082. Its totient is φ = 124850168080.

The previous prime is 124850168077. The next prime is 124850168141. The reversal of 124850168081 is 180861058421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115229697025 + 9620471056 = 339455^2 + 98084^2 .

It is a cyclic number.

It is not a de Polignac number, because 124850168081 - 2² = 124850168077 is a prime.

It is a super-2 number, since 2×124850168081² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124850168281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62425084040 + 62425084041.

It is an arithmetic number, because the mean of its divisors is an integer number (62425084041).

Almost surely, 2^124850168081 is an apocalyptic number.

It is an amenable number.

124850168081 is a deficient number, since it is larger than the sum of its proper divisors (1).

124850168081 is an equidigital number, since it uses as much as digits as its factorization.

124850168081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 122880, while the sum is 44.

The spelling of 124850168081 in words is "one hundred twenty-four billion, eight hundred fifty million, one hundred sixty-eight thousand, eighty-one".