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1124 = 22281
BaseRepresentation
bin10001100100
31112122
4101210
513444
65112
73164
oct2144
91478
101124
11932
12798
13686
145a4
154ee
hex464

1124 has 6 divisors (see below), whose sum is σ = 1974. Its totient is φ = 560.

The previous prime is 1123. The next prime is 1129. The reversal of 1124 is 4211.

Adding to 1124 its reverse (4211), we get a palindrome (5335).

It can be divided in two parts, 1 and 124, that added together give a cube (125 = 53).

1124 is nontrivially palindromic in base 13 and base 16.

1124 is an esthetic number in base 4, because in such base its adjacent digits differ by 1.

It can be written as a sum of positive squares in only one way, i.e., 1024 + 100 = 32^2 + 10^2 .

It is a Leyland number of the form 102 + 210.

It is a nude number because it is divisible by every one of its digits.

1124 is an undulating number in base 13 and base 16.

It is a plaindrome in base 5, base 9, base 10 and base 15.

It is a nialpdrome in base 11.

It is not an unprimeable number, because it can be changed into a prime (1123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137 + ... + 144.

It is an arithmetic number, because the mean of its divisors is an integer number (329).

It is an amenable number.

1124 is a deficient number, since it is larger than the sum of its proper divisors (850).

1124 is a wasteful number, since it uses less digits than its factorization.

1124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 283 counting only the distinct ones).

The product of its digits is 8, while the sum is 8.

The square root of 1124 is about 33.5261092285. The cubic root of 1124 is about 10.3973365961.

The spelling of 1124 in words is "one thousand, one hundred twenty-four", and thus it is an iban number.

Divisors: 1 2 4 281 562 1124