4120115523 has 16 divisors (see below), whose sum is σ = 5550991776. Its totient is φ = 2718022400.

The previous prime is 4120115513. The next prime is 4120115569. The reversal of 4120115523 is 3255110214.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 4120115523 - 2⁴ = 4120115507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4120115493 and 4120115502.

It is not an unprimeable number, because it can be changed into a prime (4120115513) 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 15 ways as a sum of consecutive naturals, for example, 857215 + ... + 862007.

It is an arithmetic number, because the mean of its divisors is an integer number (346936986).

Almost surely, 2^4120115523 is an apocalyptic number.

4120115523 is a deficient number, since it is larger than the sum of its proper divisors (1430876253).

4120115523 is a wasteful number, since it uses less digits than its factorization.

4120115523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7734.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 4120115523 is about 64188.1260281059. The cubic root of 4120115523 is about 1603.1338997199.

Adding to 4120115523 its reverse (3255110214), we get a palindrome (7375225737).

The spelling of 4120115523 in words is "four billion, one hundred twenty million, one hundred fifteen thousand, five hundred twenty-three".