11551143683 has 2 divisors, whose sum is σ = 11551143684. Its totient is φ = 11551143682.

The previous prime is 11551143641. The next prime is 11551143757. The reversal of 11551143683 is 38634115511.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11551143683 - 2⁶ = 11551143619 is a prime.

It is not a weakly prime, because it can be changed into another prime (11551143623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5775571841 + 5775571842.

It is an arithmetic number, because the mean of its divisors is an integer number (5775571842).

Almost surely, 2^11551143683 is an apocalyptic number.

11551143683 is a deficient number, since it is larger than the sum of its proper divisors (1).

11551143683 is an equidigital number, since it uses as much as digits as its factorization.

11551143683 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 43200, while the sum is 38.

The spelling of 11551143683 in words is "eleven billion, five hundred fifty-one million, one hundred forty-three thousand, six hundred eighty-three".