124743822443 has 2 divisors, whose sum is σ = 124743822444. Its totient is φ = 124743822442.

The previous prime is 124743822439. The next prime is 124743822493. The reversal of 124743822443 is 344228347421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124743822443 - 2² = 124743822439 is a prime.

It is a super-2 number, since 2×124743822443² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124743822394 and 124743822403.

It is not a weakly prime, because it can be changed into another prime (124743822493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62371911221 + 62371911222.

It is an arithmetic number, because the mean of its divisors is an integer number (62371911222).

Almost surely, 2^124743822443 is an apocalyptic number.

124743822443 is a deficient number, since it is larger than the sum of its proper divisors (1).

124743822443 is an equidigital number, since it uses as much as digits as its factorization.

124743822443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1032192, while the sum is 44.

The spelling of 124743822443 in words is "one hundred twenty-four billion, seven hundred forty-three million, eight hundred twenty-two thousand, four hundred forty-three".