124111520353 has 4 divisors (see below), whose sum is σ = 124115597568. Its totient is φ = 124107443140.

The previous prime is 124111520341. The next prime is 124111520359. The reversal of 124111520353 is 353025111421.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 124111520353 - 2⁹ = 124111519841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (124111520359) 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 in 3 ways as a sum of consecutive naturals, for example, 1992601 + ... + 2053942.

It is an arithmetic number, because the mean of its divisors is an integer number (31028899392).

Almost surely, 2^124111520353 is an apocalyptic number.

It is an amenable number.

124111520353 is a deficient number, since it is larger than the sum of its proper divisors (4077215).

124111520353 is an equidigital number, since it uses as much as digits as its factorization.

124111520353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4077214.

The product of its (nonzero) digits is 3600, while the sum is 28.

Adding to 124111520353 its reverse (353025111421), we get a palindrome (477136631774).

The spelling of 124111520353 in words is "one hundred twenty-four billion, one hundred eleven million, five hundred twenty thousand, three hundred fifty-three".