124404243443 has 2 divisors, whose sum is σ = 124404243444. Its totient is φ = 124404243442.

The previous prime is 124404243419. The next prime is 124404243449. The reversal of 124404243443 is 344342404421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124404243443 - 2²⁴ = 124387466227 is a prime.

It is not a weakly prime, because it can be changed into another prime (124404243449) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62202121721 + 62202121722.

It is an arithmetic number, because the mean of its divisors is an integer number (62202121722).

Almost surely, 2^124404243443 is an apocalyptic number.

124404243443 is a deficient number, since it is larger than the sum of its proper divisors (1).

124404243443 is an equidigital number, since it uses as much as digits as its factorization.

124404243443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 147456, while the sum is 35.

Adding to 124404243443 its reverse (344342404421), we get a palindrome (468746647864).

The spelling of 124404243443 in words is "one hundred twenty-four billion, four hundred four million, two hundred forty-three thousand, four hundred forty-three".