1105805047619 has 2 divisors, whose sum is σ = 1105805047620. Its totient is φ = 1105805047618.

The previous prime is 1105805047609. The next prime is 1105805047649. The reversal of 1105805047619 is 9167405085011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1105805047619 - 2⁴ = 1105805047603 is a prime.

It is a super-2 number, since 2×1105805047619² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1105805047609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 552902523809 + 552902523810.

It is an arithmetic number, because the mean of its divisors is an integer number (552902523810).

Almost surely, 2^{1105805047619} is an apocalyptic number.

1105805047619 is a deficient number, since it is larger than the sum of its proper divisors (1).

1105805047619 is an equidigital number, since it uses as much as digits as its factorization.

1105805047619 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 302400, while the sum is 47.

The spelling of 1105805047619 in words is "one trillion, one hundred five billion, eight hundred five million, forty-seven thousand, six hundred nineteen".