1343121 has 8 divisors (see below), whose sum is σ = 1928640. Its totient is φ = 826512.

The previous prime is 1343113. The next prime is 1343161. The reversal of 1343121 is 1213431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1343121 - 2³ = 1343113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1343121.

It is not an unprimeable number, because it can be changed into a prime (1343161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17181 + ... + 17258.

It is an arithmetic number, because the mean of its divisors is an integer number (241080).

2^1343121 is an apocalyptic number.

It is an amenable number.

1343121 is a deficient number, since it is larger than the sum of its proper divisors (585519).

1343121 is a wasteful number, since it uses less digits than its factorization.

1343121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34455.

The product of its digits is 72, while the sum is 15.

The square root of 1343121 is about 1158.9309729229. The cubic root of 1343121 is about 110.3329033327.

Adding to 1343121 its reverse (1213431), we get a palindrome (2556552).

It can be divided in two parts, 13 and 43121, that added together give a palindrome (43134).

The spelling of 1343121 in words is "one million, three hundred forty-three thousand, one hundred twenty-one".