1343138 has 8 divisors (see below), whose sum is σ = 2020140. Its totient is φ = 669760.
The previous prime is 1343113. The next prime is 1343161. The reversal of 1343138 is 8313431.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 1338649 + 4489 = 1157^2 + 67^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 398 + ... + 1686.
21343138 is an apocalyptic number.
1343138 is a deficient number, since it is larger than the sum of its proper divisors (677002).
1343138 is a wasteful number, since it uses less digits than its factorization.
1343138 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1812.
The product of its digits is 864, while the sum is 23.
The square root of 1343138 is about 1158.9383072450. The cubic root of 1343138 is about 110.3333688285. Note that the first 4 decimals are identical.
Adding to 1343138 its reverse (8313431), we get a palindrome (9656569).
The spelling of 1343138 in words is "one million, three hundred forty-three thousand, one hundred thirty-eight".
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