1100111320439 has 2 divisors, whose sum is σ = 1100111320440. Its totient is φ = 1100111320438.

The previous prime is 1100111320367. The next prime is 1100111320559. The reversal of 1100111320439 is 9340231110011.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1100111320439 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1100111328439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550055660219 + 550055660220.

It is an arithmetic number, because the mean of its divisors is an integer number (550055660220).

Almost surely, 2^{1100111320439} is an apocalyptic number.

1100111320439 is a deficient number, since it is larger than the sum of its proper divisors (1).

1100111320439 is an equidigital number, since it uses as much as digits as its factorization.

1100111320439 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 1100111320439 in words is "one trillion, one hundred billion, one hundred eleven million, three hundred twenty thousand, four hundred thirty-nine".