1106328891 has 16 divisors (see below), whose sum is σ = 1481379840. Its totient is φ = 734424000.

The previous prime is 1106328889. The next prime is 1106328893. The reversal of 1106328891 is 1988236011.

It is an interprime number because it is at equal distance from previous prime (1106328889) and next prime (1106328893).

It is not a de Polignac number, because 1106328891 - 2¹ = 1106328889 is a prime.

It is a super-2 number, since 2×1106328891² = 2447927230122579762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1106328893) 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 15 ways as a sum of consecutive naturals, for example, 1281526 + ... + 1282388.

It is an arithmetic number, because the mean of its divisors is an integer number (92586240).

Almost surely, 2^1106328891 is an apocalyptic number.

1106328891 is a deficient number, since it is larger than the sum of its proper divisors (375050949).

1106328891 is an equidigital number, since it uses as much as digits as its factorization.

1106328891 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2186.

The product of its (nonzero) digits is 20736, while the sum is 39.

The square root of 1106328891 is about 33261.5226801179. The cubic root of 1106328891 is about 1034.2560847235.

The spelling of 1106328891 in words is "one billion, one hundred six million, three hundred twenty-eight thousand, eight hundred ninety-one".