1325142 has 48 divisors (see below), whose sum is σ = 3538080. Its totient is φ = 349056.
The previous prime is 1325123. The next prime is 1325143. The reversal of 1325142 is 2415231.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1325143) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1234 + ... + 2042.
It is an arithmetic number, because the mean of its divisors is an integer number (73710).
21325142 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1325142, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1769040).
1325142 is an abundant number, since it is smaller than the sum of its proper divisors (2212938).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1325142 is a wasteful number, since it uses less digits than its factorization.
1325142 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 837 (or 834 counting only the distinct ones).
The product of its digits is 240, while the sum is 18.
The square root of 1325142 is about 1151.1481225281. The cubic root of 1325142 is about 109.8383852574.
The spelling of 1325142 in words is "one million, three hundred twenty-five thousand, one hundred forty-two".
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