144154 has 4 divisors (see below), whose sum is σ = 216234. Its totient is φ = 72076.
The previous prime is 144139. The next prime is 144161. The reversal of 144154 is 451441.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 142129 + 2025 = 377^2 + 45^2 .
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36037 + ... + 36040.
2144154 is an apocalyptic number.
144154 is a deficient number, since it is larger than the sum of its proper divisors (72080).
144154 is an equidigital number, since it uses as much as digits as its factorization.
144154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72079.
The product of its digits is 320, while the sum is 19.
The square root of 144154 is about 379.6761778147. The cubic root of 144154 is about 52.4335061428.
Adding to 144154 its reverse (451441), we get a palindrome (595595).
The spelling of 144154 in words is "one hundred forty-four thousand, one hundred fifty-four".
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