1190071105 has 4 divisors (see below), whose sum is σ = 1428085332. Its totient is φ = 952056880.

The previous prime is 1190071087. The next prime is 1190071109. The reversal of 1190071105 is 5011700911.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 904866561 + 285204544 = 30081^2 + 16888^2 .

It is not a de Polignac number, because 1190071105 - 2⁷ = 1190070977 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 1190071105.

It is not an unprimeable number, because it can be changed into a prime (1190071109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119007106 + ... + 119007115.

It is an arithmetic number, because the mean of its divisors is an integer number (357021333).

Almost surely, 2^1190071105 is an apocalyptic number.

It is an amenable number.

1190071105 is a deficient number, since it is larger than the sum of its proper divisors (238014227).

1190071105 is an equidigital number, since it uses as much as digits as its factorization.

1190071105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238014226.

The product of its (nonzero) digits is 315, while the sum is 25.

The square root of 1190071105 is about 34497.4072214130. The cubic root of 1190071105 is about 1059.7196081084.

The spelling of 1190071105 in words is "one billion, one hundred ninety million, seventy-one thousand, one hundred five".