1105300378691 has 2 divisors, whose sum is σ = 1105300378692. Its totient is φ = 1105300378690.

The previous prime is 1105300378639. The next prime is 1105300378751. The reversal of 1105300378691 is 1968730035011.

It is a weak prime.

It is an emirp because it is prime and its reverse (1968730035011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1105300378691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1105300378601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552650189345 + 552650189346.

It is an arithmetic number, because the mean of its divisors is an integer number (552650189346).

Almost surely, 2^{1105300378691} is an apocalyptic number.

1105300378691 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105300378691 is an equidigital number, since it uses as much as digits as its factorization.

1105300378691 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 44.

The spelling of 1105300378691 in words is "one trillion, one hundred five billion, three hundred million, three hundred seventy-eight thousand, six hundred ninety-one".