11388077043 has 32 divisors (see below), whose sum is σ = 17779610112. Its totient is φ = 6347980800.

The previous prime is 11388076993. The next prime is 11388077069. The reversal of 11388077043 is 34077088311.

It is a happy number.

11388077043 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 11388077043 - 2⁶ = 11388076979 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11388076986 and 11388077004.

It is not an unprimeable number, because it can be changed into a prime (11388077143) 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 31 ways as a sum of consecutive naturals, for example, 733683 + ... + 749043.

It is an arithmetic number, because the mean of its divisors is an integer number (555612816).

Almost surely, 2^11388077043 is an apocalyptic number.

11388077043 is a deficient number, since it is larger than the sum of its proper divisors (6391533069).

11388077043 is a wasteful number, since it uses less digits than its factorization.

11388077043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16235.

The product of its (nonzero) digits is 112896, while the sum is 42.

The spelling of 11388077043 in words is "eleven billion, three hundred eighty-eight million, seventy-seven thousand, forty-three".