1335213 has 12 divisors (see below), whose sum is σ = 2104128. Its totient is φ = 809160.
The previous prime is 1335211. The next prime is 1335233. The reversal of 1335213 is 3125331.
Added to its reverse (3125331) it gives a square (4460544 = 21122).
It is not a de Polignac number, because 1335213 - 21 = 1335211 is a prime.
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1335211) by changing a digit.
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 11 ways as a sum of consecutive naturals, for example, 6645 + ... + 6842.
It is an arithmetic number, because the mean of its divisors is an integer number (175344).
21335213 is an apocalyptic number.
It is an amenable number.
1335213 is a deficient number, since it is larger than the sum of its proper divisors (768915).
1335213 is a wasteful number, since it uses less digits than its factorization.
1335213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13504 (or 13501 counting only the distinct ones).
The product of its digits is 270, while the sum is 18.
The square root of 1335213 is about 1155.5141712675. The cubic root of 1335213 is about 110.1159383658.
Adding to 1335213 its reverse (3125331), we get a square (4460544 = 21122).
The spelling of 1335213 in words is "one million, three hundred thirty-five thousand, two hundred thirteen".
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