1331196 has 12 divisors (see below), whose sum is σ = 3106152. Its totient is φ = 443728.

The previous prime is 1331153. The next prime is 1331207. The reversal of 1331196 is 6911331.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Smith number, since the sum of its digits (24) coincides with the sum of the digits of its prime factors.

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55455 + ... + 55478.

It is an arithmetic number, because the mean of its divisors is an integer number (258846).

2^1331196 is an apocalyptic number.

It is an amenable number.

1331196 is an abundant number, since it is smaller than the sum of its proper divisors (1774956).

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

1331196 is a wasteful number, since it uses less digits than its factorization.

1331196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110940 (or 110938 counting only the distinct ones).

The product of its digits is 486, while the sum is 24.

The square root of 1331196 is about 1153.7746747091. The cubic root of 1331196 is about 110.0053991840.

The spelling of 1331196 in words is "one million, three hundred thirty-one thousand, one hundred ninety-six".