1201266 has 24 divisors (see below), whose sum is σ = 2839824. Its totient is φ = 363960.

The previous prime is 1201261. The next prime is 1201283. The reversal of 1201266 is 6621021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1201261) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2836 + ... + 3231.

It is an arithmetic number, because the mean of its divisors is an integer number (118326).

2^1201266 is an apocalyptic number.

1201266 is an abundant number, since it is smaller than the sum of its proper divisors (1638558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1201266 is a wasteful number, since it uses less digits than its factorization.

1201266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6086 (or 6083 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1201266 is about 1096.0228099816. The cubic root of 1201266 is about 106.3032139438.

Adding to 1201266 its reverse (6621021), we get a palindrome (7822287).

The spelling of 1201266 in words is "one million, two hundred one thousand, two hundred sixty-six".