1325413 has 4 divisors (see below), whose sum is σ = 1328908. Its totient is φ = 1321920.
The previous prime is 1325399. The next prime is 1325417. The reversal of 1325413 is 3145231.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3145231 = 59 ⋅53309.
It can be written as a sum of positive squares in 2 ways, for example, as 744769 + 580644 = 863^2 + 762^2 .
It is a cyclic number.
It is not a de Polignac number, because 1325413 - 217 = 1194341 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1325417) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1098 + ... + 1963.
It is an arithmetic number, because the mean of its divisors is an integer number (332227).
21325413 is an apocalyptic number.
It is an amenable number.
1325413 is a deficient number, since it is larger than the sum of its proper divisors (3495).
1325413 is an equidigital number, since it uses as much as digits as its factorization.
1325413 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3494.
The product of its digits is 360, while the sum is 19.
The square root of 1325413 is about 1151.2658250812. The cubic root of 1325413 is about 109.8458722974.
The spelling of 1325413 in words is "one million, three hundred twenty-five thousand, four hundred thirteen".
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