1106638197 has 12 divisors (see below), whose sum is σ = 1716418656. Its totient is φ = 632364600.

The previous prime is 1106638097. The next prime is 1106638199. The reversal of 1106638197 is 7918366011.

It is not a de Polignac number, because 1106638197 - 2¹¹ = 1106636149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1106638199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3763929 + ... + 3764222.

It is an arithmetic number, because the mean of its divisors is an integer number (143034888).

Almost surely, 2^1106638197 is an apocalyptic number.

It is an amenable number.

1106638197 is a deficient number, since it is larger than the sum of its proper divisors (609780459).

1106638197 is an equidigital number, since it uses as much as digits as its factorization.

1106638197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7528168 (or 7528161 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 42.

The square root of 1106638197 is about 33266.1719619195. The cubic root of 1106638197 is about 1034.3524610685.

The spelling of 1106638197 in words is "one billion, one hundred six million, six hundred thirty-eight thousand, one hundred ninety-seven".