1245206 has 4 divisors (see below), whose sum is σ = 1867812. Its totient is φ = 622602.

The previous prime is 1245191. The next prime is 1245217. The reversal of 1245206 is 6025421.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311300 + ... + 311303.

It is an arithmetic number, because the mean of its divisors is an integer number (466953).

2^1245206 is an apocalyptic number.

1245206 is a deficient number, since it is larger than the sum of its proper divisors (622606).

1245206 is an equidigital number, since it uses as much as digits as its factorization.

1245206 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622605.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1245206 is about 1115.8879872102. The cubic root of 1245206 is about 107.5838466098.

The spelling of 1245206 in words is "one million, two hundred forty-five thousand, two hundred six".