11481053331 has 64 divisors (see below), whose sum is σ = 17435658240. Its totient is φ = 6659328000.

The previous prime is 11481053303. The next prime is 11481053347. The reversal of 11481053331 is 13335018411.

11481053331 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 11481053331 - 2⁹ = 11481052819 is a prime.

It is a super-2 number, since 2×11481053331² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11481053351) 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 63 ways as a sum of consecutive naturals, for example, 24904441 + ... + 24904901.

It is an arithmetic number, because the mean of its divisors is an integer number (272432160).

Almost surely, 2^11481053331 is an apocalyptic number.

11481053331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11481053331 is a deficient number, since it is larger than the sum of its proper divisors (5954604909).

11481053331 is a wasteful number, since it uses less digits than its factorization.

11481053331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828.

The product of its (nonzero) digits is 4320, while the sum is 30.

The spelling of 11481053331 in words is "eleven billion, four hundred eighty-one million, fifty-three thousand, three hundred thirty-one".