1105543409951 has 2 divisors, whose sum is σ = 1105543409952. Its totient is φ = 1105543409950.

The previous prime is 1105543409939. The next prime is 1105543409989. The reversal of 1105543409951 is 1599043455011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105543409951 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1105543409896 and 1105543409905.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1105543409911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552771704975 + 552771704976.

It is an arithmetic number, because the mean of its divisors is an integer number (552771704976).

Almost surely, 2^{1105543409951} is an apocalyptic number.

1105543409951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105543409951 is an equidigital number, since it uses as much as digits as its factorization.

1105543409951 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 486000, while the sum is 47.

The spelling of 1105543409951 in words is "one trillion, one hundred five billion, five hundred forty-three million, four hundred nine thousand, nine hundred fifty-one".