1105091357197 has 4 divisors (see below), whose sum is σ = 1113527169216. Its totient is φ = 1096655545180.

The previous prime is 1105091357189. The next prime is 1105091357203. The reversal of 1105091357197 is 7917531905011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1105091357197 - 2³ = 1105091357189 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1105091357197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1105091357147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4217905813 + ... + 4217906074.

It is an arithmetic number, because the mean of its divisors is an integer number (278381792304).

Almost surely, 2^{1105091357197} is an apocalyptic number.

It is an amenable number.

1105091357197 is a deficient number, since it is larger than the sum of its proper divisors (8435812019).

1105091357197 is an equidigital number, since it uses as much as digits as its factorization.

1105091357197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8435812018.

The product of its (nonzero) digits is 297675, while the sum is 49.

The spelling of 1105091357197 in words is "one trillion, one hundred five billion, ninety-one million, three hundred fifty-seven thousand, one hundred ninety-seven".