11871725153 has 4 divisors (see below), whose sum is σ = 11882241540. Its totient is φ = 11861208768.

The previous prime is 11871725137. The next prime is 11871725171. The reversal of 11871725153 is 35152717811.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3729911329 + 8141813824 = 61073^2 + 90232^2 .

It is a cyclic number.

It is not a de Polignac number, because 11871725153 - 2⁴ = 11871725137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11871725153.

It is not an unprimeable number, because it can be changed into a prime (11871725113) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5256500 + ... + 5258757.

It is an arithmetic number, because the mean of its divisors is an integer number (2970560385).

Almost surely, 2^11871725153 is an apocalyptic number.

It is an amenable number.

11871725153 is a deficient number, since it is larger than the sum of its proper divisors (10516387).

11871725153 is a wasteful number, since it uses less digits than its factorization.

11871725153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10516386.

The product of its digits is 58800, while the sum is 41.

The spelling of 11871725153 in words is "eleven billion, eight hundred seventy-one million, seven hundred twenty-five thousand, one hundred fifty-three".