11156314441 has 16 divisors (see below), whose sum is σ = 11720540160. Its totient is φ = 10606329360.

The previous prime is 11156314423. The next prime is 11156314451. The reversal of 11156314441 is 14441365111.

It is a cyclic number.

It is not a de Polignac number, because 11156314441 - 2⁷ = 11156314313 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11156314451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448456 + ... + 472678.

It is an arithmetic number, because the mean of its divisors is an integer number (732533760).

Almost surely, 2^11156314441 is an apocalyptic number.

It is an amenable number.

11156314441 is a deficient number, since it is larger than the sum of its proper divisors (564225719).

11156314441 is a wasteful number, since it uses less digits than its factorization.

11156314441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24516.

The product of its digits is 5760, while the sum is 31.

Adding to 11156314441 its reverse (14441365111), we get a palindrome (25597679552).

The spelling of 11156314441 in words is "eleven billion, one hundred fifty-six million, three hundred fourteen thousand, four hundred forty-one".