1102199 has 4 divisors (see below), whose sum is σ = 1259664. Its totient is φ = 944736.

The previous prime is 1102187. The next prime is 1102201. The reversal of 1102199 is 9912011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9912011 = 23 ⋅430957.

It is a cyclic number.

It is not a de Polignac number, because 1102199 - 2²⁰ = 53623 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78722 + ... + 78735.

It is an arithmetic number, because the mean of its divisors is an integer number (314916).

2^1102199 is an apocalyptic number.

1102199 is a deficient number, since it is larger than the sum of its proper divisors (157465).

1102199 is an equidigital number, since it uses as much as digits as its factorization.

1102199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157464.

The product of its (nonzero) digits is 162, while the sum is 23.

The square root of 1102199 is about 1049.8566568823. The cubic root of 1102199 is about 103.2967531522.

The spelling of 1102199 in words is "one million, one hundred two thousand, one hundred ninety-nine".