1105075690 has 8 divisors (see below), whose sum is σ = 1989136260. Its totient is φ = 442030272.

The previous prime is 1105075661. The next prime is 1105075717. The reversal of 1105075690 is 965705011.

It can be written as a sum of positive squares in 2 ways, for example, as 1036002969 + 69072721 = 32187^2 + 8311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1105075690² = 2442384561257952200, which contains 22 as substring.

It is an unprimeable number.

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, 55253775 + ... + 55253794.

Almost surely, 2^1105075690 is an apocalyptic number.

1105075690 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1105075690 is a deficient number, since it is larger than the sum of its proper divisors (884060570).

1105075690 is a wasteful number, since it uses less digits than its factorization.

1105075690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110507576.

The product of its (nonzero) digits is 9450, while the sum is 34.

The square root of 1105075690 is about 33242.6787428450. The cubic root of 1105075690 is about 1033.8654171506.

The spelling of 1105075690 in words is "one billion, one hundred five million, seventy-five thousand, six hundred ninety".