124409729503 has 2 divisors, whose sum is σ = 124409729504. Its totient is φ = 124409729502.

The previous prime is 124409729501. The next prime is 124409729513. The reversal of 124409729503 is 305927904421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124409729503 - 2¹ = 124409729501 is a prime.

Together with 124409729501, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124409729501) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62204864751 + 62204864752.

It is an arithmetic number, because the mean of its divisors is an integer number (62204864752).

Almost surely, 2^124409729503 is an apocalyptic number.

124409729503 is a deficient number, since it is larger than the sum of its proper divisors (1).

124409729503 is an equidigital number, since it uses as much as digits as its factorization.

124409729503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 124409729503 in words is "one hundred twenty-four billion, four hundred nine million, seven hundred twenty-nine thousand, five hundred three".