11916263043 has 6 divisors (see below), whose sum is σ = 17212379964. Its totient is φ = 7944175356.

The previous prime is 11916263027. The next prime is 11916263057. The reversal of 11916263043 is 34036261911.

11916263043 is a `hidden beast` number, since 1 + 1 + 9 + 16 + 2 + 630 + 4 + 3 = 666.

11916263043 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 11916263043 - 2⁴ = 11916263027 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11916262989 and 11916263007.

It is not an unprimeable number, because it can be changed into a prime (11916265043) 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 5 ways as a sum of consecutive naturals, for example, 662014605 + ... + 662014622.

It is an arithmetic number, because the mean of its divisors is an integer number (2868729994).

Almost surely, 2^11916263043 is an apocalyptic number.

11916263043 is a deficient number, since it is larger than the sum of its proper divisors (5296116921).

11916263043 is a wasteful number, since it uses less digits than its factorization.

11916263043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324029233 (or 1324029230 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 36.

The spelling of 11916263043 in words is "eleven billion, nine hundred sixteen million, two hundred sixty-three thousand, forty-three".