15113763853 has 4 divisors (see below), whose sum is σ = 15320801788. Its totient is φ = 14906725920.

The previous prime is 15113763829. The next prime is 15113763869. The reversal of 15113763853 is 35836731151.

15113763853 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 35836731151 = 13 ⋅2756671627.

It can be written as a sum of positive squares in 2 ways, for example, as 10047456169 + 5066307684 = 100237^2 + 71178^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15113763853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15113763053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103518858 + ... + 103519003.

It is an arithmetic number, because the mean of its divisors is an integer number (3830200447).

Almost surely, 2^15113763853 is an apocalyptic number.

It is an amenable number.

15113763853 is a deficient number, since it is larger than the sum of its proper divisors (207037935).

15113763853 is an equidigital number, since it uses as much as digits as its factorization.

15113763853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207037934.

The product of its digits is 226800, while the sum is 43.

The spelling of 15113763853 in words is "fifteen billion, one hundred thirteen million, seven hundred sixty-three thousand, eight hundred fifty-three".