1331364 has 12 divisors (see below), whose sum is σ = 3106544. Its totient is φ = 443784.

The previous prime is 1331347. The next prime is 1331377. The reversal of 1331364 is 4631331.

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

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 1331364.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55462 + ... + 55485.

2^1331364 is an apocalyptic number.

It is an amenable number.

1331364 is an abundant number, since it is smaller than the sum of its proper divisors (1775180).

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

1331364 is a wasteful number, since it uses less digits than its factorization.

1331364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110954 (or 110952 counting only the distinct ones).

The product of its digits is 648, while the sum is 21.

The square root of 1331364 is about 1153.8474769223. The cubic root of 1331364 is about 110.0100266342.

Adding to 1331364 its reverse (4631331), we get a palindrome (5962695).

It can be divided in two parts, 1331 and 364, that multiplied together give a palindrome (484484).

The spelling of 1331364 in words is "one million, three hundred thirty-one thousand, three hundred sixty-four".