11544231013 has 16 divisors (see below), whose sum is σ = 13415314176. Its totient is φ = 9729377280.

The previous prime is 11544230983. The next prime is 11544231073. The reversal of 11544231013 is 31013244511.

11544231013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11544231013 - 2³³ = 2954296421 is a prime.

It is a super-2 number, since 2×11544231013² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11544231073) 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 15 ways as a sum of consecutive naturals, for example, 154245 + ... + 216517.

It is an arithmetic number, because the mean of its divisors is an integer number (838457136).

Almost surely, 2^11544231013 is an apocalyptic number.

It is an amenable number.

11544231013 is a deficient number, since it is larger than the sum of its proper divisors (1871083163).

11544231013 is an equidigital number, since it uses as much as digits as its factorization.

11544231013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62724.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 11544231013 its reverse (31013244511), we get a palindrome (42557475524).

The spelling of 11544231013 in words is "eleven billion, five hundred forty-four million, two hundred thirty-one thousand, thirteen".