101284 has 6 divisors (see below), whose sum is σ = 177254. Its totient is φ = 50640.

The previous prime is 101281. The next prime is 101287. The reversal of 101284 is 482101.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (101281) and next prime (101287).

It can be written as a sum of positive squares in only one way, i.e., 96100 + 5184 = 310^2 + 72^2 .

It is not an unprimeable number, because it can be changed into a prime (101281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12657 + ... + 12664.

2¹⁰¹²⁸⁴ is an apocalyptic number.

It is an amenable number.

101284 is a deficient number, since it is larger than the sum of its proper divisors (75970).

101284 is a wasteful number, since it uses less digits than its factorization.

101284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25325 (or 25323 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

The square root of 101284 is about 318.2514728953. The cubic root of 101284 is about 46.6137040872.

Adding to 101284 its reverse (482101), we get a palindrome (583385).

The spelling of 101284 in words is "one hundred one thousand, two hundred eighty-four".