1140206 has 12 divisors (see below), whose sum is σ = 1749888. Its totient is φ = 557172.

The previous prime is 1140203. The next prime is 1140233. The reversal of 1140206 is 6020411.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1140203) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8915 + ... + 9041.

It is an arithmetic number, because the mean of its divisors is an integer number (145824).

2^1140206 is an apocalyptic number.

1140206 is a deficient number, since it is larger than the sum of its proper divisors (609682).

1140206 is an equidigital number, since it uses as much as digits as its factorization.

1140206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263 (or 196 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1140206 is about 1067.8042891841. The cubic root of 1140206 is about 104.4706846029.

Adding to 1140206 its reverse (6020411), we get a palindrome (7160617).

The spelling of 1140206 in words is "one million, one hundred forty thousand, two hundred six".