11461173853 has 4 divisors (see below), whose sum is σ = 11461522780. Its totient is φ = 11460824928.

The previous prime is 11461173851. The next prime is 11461173859. The reversal of 11461173853 is 35837116411.

11461173853 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.

It can be written as a sum of positive squares in 2 ways, for example, as 7737489369 + 3723684484 = 87963^2 + 61022^2 .

It is a cyclic number.

It is not a de Polignac number, because 11461173853 - 2¹ = 11461173851 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 (11461173851) 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, 119400 + ... + 192817.

It is an arithmetic number, because the mean of its divisors is an integer number (2865380695).

Almost surely, 2^11461173853 is an apocalyptic number.

It is an amenable number.

11461173853 is a deficient number, since it is larger than the sum of its proper divisors (348927).

11461173853 is an equidigital number, since it uses as much as digits as its factorization.

11461173853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 348926.

The product of its digits is 60480, while the sum is 40.

The spelling of 11461173853 in words is "eleven billion, four hundred sixty-one million, one hundred seventy-three thousand, eight hundred fifty-three".