1144875 has 32 divisors (see below), whose sum is σ = 1976832. Its totient is φ = 588000.
The previous prime is 1144867. The next prime is 1144877. The reversal of 1144875 is 5784411.
It is not a de Polignac number, because 1144875 - 23 = 1144867 is a prime.
It is a super-4 number, since 4×11448754 (a number of 25 digits) contains 4444 as substring.
It is not an unprimeable number, because it can be changed into a prime (1144877) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16090 + ... + 16160.
It is an arithmetic number, because the mean of its divisors is an integer number (61776).
21144875 is an apocalyptic number.
1144875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1144875 is a deficient number, since it is larger than the sum of its proper divisors (831957).
1144875 is an equidigital number, since it uses as much as digits as its factorization.
1144875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 132 (or 122 counting only the distinct ones).
The product of its digits is 4480, while the sum is 30.
The square root of 1144875 is about 1069.9883176932. The cubic root of 1144875 is about 104.6130885037.
The spelling of 1144875 in words is "one million, one hundred forty-four thousand, eight hundred seventy-five".
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