10853145523 has 4 divisors (see below), whose sum is σ = 11839795128. Its totient is φ = 9866495920.

The previous prime is 10853145517. The next prime is 10853145551. The reversal of 10853145523 is 32554135801.

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

It is a cyclic number.

It is not a de Polignac number, because 10853145523 - 2⁹ = 10853145011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10853145623) 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, 493324786 + ... + 493324807.

It is an arithmetic number, because the mean of its divisors is an integer number (2959948782).

Almost surely, 2^10853145523 is an apocalyptic number.

10853145523 is a deficient number, since it is larger than the sum of its proper divisors (986649605).

10853145523 is an equidigital number, since it uses as much as digits as its factorization.

10853145523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 986649604.

The product of its (nonzero) digits is 72000, while the sum is 37.

The spelling of 10853145523 in words is "ten billion, eight hundred fifty-three million, one hundred forty-five thousand, five hundred twenty-three".