151028 has 12 divisors (see below), whose sum is σ = 279972. Its totient is φ = 71040.
The previous prime is 151027. The next prime is 151049. The reversal of 151028 is 820151.
It can be written as a sum of positive squares in 2 ways, for example, as 110224 + 40804 = 332^2 + 202^2 .
It is a hoax number, since the sum of its digits (17) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a junction number, because it is equal to n+sod(n) for n = 150997 and 151015.
It is a congruent number.
It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 151028.
It is not an unprimeable number, because it can be changed into a prime (151027) 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, 1043 + ... + 1178.
It is an arithmetic number, because the mean of its divisors is an integer number (23331).
2151028 is an apocalyptic number.
It is an amenable number.
151028 is a deficient number, since it is larger than the sum of its proper divisors (128944).
151028 is a wasteful number, since it uses less digits than its factorization.
151028 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2242 (or 2240 counting only the distinct ones).
The product of its (nonzero) digits is 80, while the sum is 17.
The square root of 151028 is about 388.6232108354. The cubic root of 151028 is about 53.2540314492.
Adding to 151028 its reverse (820151), we get a palindrome (971179).
The spelling of 151028 in words is "one hundred fifty-one thousand, twenty-eight".
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