124272520523 has 2 divisors, whose sum is σ = 124272520524. Its totient is φ = 124272520522.

The previous prime is 124272520517. The next prime is 124272520577. The reversal of 124272520523 is 325025272421.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124272520523 - 2³⁰ = 123198778699 is a prime.

It is not a weakly prime, because it can be changed into another prime (124272520123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62136260261 + 62136260262.

It is an arithmetic number, because the mean of its divisors is an integer number (62136260262).

Almost surely, 2^124272520523 is an apocalyptic number.

124272520523 is a deficient number, since it is larger than the sum of its proper divisors (1).

124272520523 is an equidigital number, since it uses as much as digits as its factorization.

124272520523 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 35.

Adding to 124272520523 its reverse (325025272421), we get a palindrome (449297792944).

The spelling of 124272520523 in words is "one hundred twenty-four billion, two hundred seventy-two million, five hundred twenty thousand, five hundred twenty-three".