124131042403 has 2 divisors, whose sum is σ = 124131042404. Its totient is φ = 124131042402.

The previous prime is 124131042397. The next prime is 124131042419. The reversal of 124131042403 is 304240131421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124131042403 is a prime.

It is not a weakly prime, because it can be changed into another prime (124131052403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62065521201 + 62065521202.

It is an arithmetic number, because the mean of its divisors is an integer number (62065521202).

Almost surely, 2^124131042403 is an apocalyptic number.

124131042403 is a deficient number, since it is larger than the sum of its proper divisors (1).

124131042403 is an equidigital number, since it uses as much as digits as its factorization.

124131042403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 124131042403 its reverse (304240131421), we get a palindrome (428371173824).

The spelling of 124131042403 in words is "one hundred twenty-four billion, one hundred thirty-one million, forty-two thousand, four hundred three".