1206099 has 12 divisors (see below), whose sum is σ = 1844856. Its totient is φ = 756672.

The previous prime is 1206071. The next prime is 1206113. The reversal of 1206099 is 9906021.

It is a happy number.

It is not a de Polignac number, because 1206099 - 2⁸ = 1205843 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (1206059) 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 11 ways as a sum of consecutive naturals, for example, 3789 + ... + 4094.

It is an arithmetic number, because the mean of its divisors is an integer number (153738).

2^1206099 is an apocalyptic number.

1206099 is a deficient number, since it is larger than the sum of its proper divisors (638757).

1206099 is a wasteful number, since it uses less digits than its factorization.

1206099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7906 (or 7903 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1206099 is about 1098.2253867035. The cubic root of 1206099 is about 106.4455848448.

The spelling of 1206099 in words is "one million, two hundred six thousand, ninety-nine".