11400113052 has 36 divisors (see below), whose sum is σ = 28820577240. Its totient is φ = 3799559712.

The previous prime is 11400113041. The next prime is 11400113071. The reversal of 11400113052 is 25031100411.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 380599 + ... + 409457.

It is an arithmetic number, because the mean of its divisors is an integer number (800571590).

Almost surely, 2^11400113052 is an apocalyptic number.

11400113052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11400113052 is an abundant number, since it is smaller than the sum of its proper divisors (17420464188).

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

11400113052 is a wasteful number, since it uses less digits than its factorization.

11400113052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39842 (or 39837 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

Adding to 11400113052 its reverse (25031100411), we get a palindrome (36431213463).

The spelling of 11400113052 in words is "eleven billion, four hundred million, one hundred thirteen thousand, fifty-two".