1143462 has 8 divisors (see below), whose sum is σ = 2286936. Its totient is φ = 381152.
The previous prime is 1143433. The next prime is 1143469. The reversal of 1143462 is 2643411.
It is a sphenic number, since it is the product of 3 distinct primes.
1143462 is an admirable number.
It is an Ulam number.
It is a nialpdrome in base 11.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1143469) 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, 95283 + ... + 95294.
It is an arithmetic number, because the mean of its divisors is an integer number (285867).
21143462 is an apocalyptic number.
1143462 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1143462 is a wasteful number, since it uses less digits than its factorization.
1143462 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 190582.
The product of its digits is 576, while the sum is 21.
The square root of 1143462 is about 1069.3278262535. The cubic root of 1143462 is about 104.5700331053.
Adding to 1143462 its reverse (2643411), we get a palindrome (3786873).
The spelling of 1143462 in words is "one million, one hundred forty-three thousand, four hundred sixty-two".
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