1311452 has 12 divisors (see below), whose sum is σ = 2334360. Its totient is φ = 644496.

The previous prime is 1311449. The next prime is 1311473. The reversal of 1311452 is 2541131.

It is a self number, because there is not a number n which added to its sum of digits gives 1311452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2543 + ... + 3014.

It is an arithmetic number, because the mean of its divisors is an integer number (194530).

2^1311452 is an apocalyptic number.

It is an amenable number.

1311452 is a deficient number, since it is larger than the sum of its proper divisors (1022908).

1311452 is a wasteful number, since it uses less digits than its factorization.

1311452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5620 (or 5618 counting only the distinct ones).

The product of its digits is 120, while the sum is 17.

The square root of 1311452 is about 1145.1864477019. The cubic root of 1311452 is about 109.4588295563.

Adding to 1311452 its reverse (2541131), we get a palindrome (3852583).

The spelling of 1311452 in words is "one million, three hundred eleven thousand, four hundred fifty-two".