1341813 has 16 divisors (see below), whose sum is σ = 1982016. Its totient is φ = 800640.
The previous prime is 1341787. The next prime is 1341839. The reversal of 1341813 is 3181431.
It is an interprime number because it is at equal distance from previous prime (1341787) and next prime (1341839).
It is not a de Polignac number, because 1341813 - 210 = 1340789 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1341813.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1341863) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2131 + ... + 2687.
It is an arithmetic number, because the mean of its divisors is an integer number (123876).
21341813 is an apocalyptic number.
It is an amenable number.
1341813 is a deficient number, since it is larger than the sum of its proper divisors (640203).
1341813 is a wasteful number, since it uses less digits than its factorization.
1341813 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 644.
The product of its digits is 288, while the sum is 21.
The square root of 1341813 is about 1158.3665223063. The cubic root of 1341813 is about 110.2970757565.
It can be divided in two parts, 13418 and 13, that added together give a palindrome (13431).
The spelling of 1341813 in words is "one million, three hundred forty-one thousand, eight hundred thirteen".
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