11113261400 has 48 divisors (see below), whose sum is σ = 25868005800. Its totient is φ = 4440199680.

The previous prime is 11113261387. The next prime is 11113261409. The reversal of 11113261400 is 416231111.

It is a happy number.

11113261400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11113261409) 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 11 ways as a sum of consecutive naturals, for example, 145136 + ... + 208064.

Almost surely, 2^11113261400 is an apocalyptic number.

11113261400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11113261400 is an abundant number, since it is smaller than the sum of its proper divisors (14754744400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11113261400 is a wasteful number, since it uses less digits than its factorization.

11113261400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63828 (or 63819 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11113261400 its reverse (416231111), we get a palindrome (11529492511).

The spelling of 11113261400 in words is "eleven billion, one hundred thirteen million, two hundred sixty-one thousand, four hundred".