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1127 = 7223
BaseRepresentation
bin10001100111
31112202
4101213
514002
65115
73200
oct2147
91482
101127
11935
1279b
13689
145a7
15502
hex467

1127 has 6 divisors (see below), whose sum is σ = 1368. Its totient is φ = 924.

The previous prime is 1123. The next prime is 1129. The reversal of 1127 is 7211.

Adding to 1127 its reverse (7211), we get a palindrome (8338).

Subtracting 1127 from its reverse (7211), we obtain a square (6084 = 782).

It can be divided in two parts, 112 and 7, that multiplied together give a square (784 = 282).

1127 is nontrivially palindromic in base 6.

It is not a de Polignac number, because 1127 - 22 = 1123 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10, base 12, base 13 and base 16.

It is a nialpdrome in base 7.

It is a congruent number.

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 in 5 ways as a sum of consecutive naturals, for example, 38 + ... + 60.

It is an arithmetic number, because the mean of its divisors is an integer number (228).

1127 is a deficient number, since it is larger than the sum of its proper divisors (241).

1127 is an equidigital number, since it uses as much as digits as its factorization.

1127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37 (or 30 counting only the distinct ones).

The product of its digits is 14, while the sum is 11.

The square root of 1127 is about 33.5708206632. The cubic root of 1127 is about 10.4065786779.

The spelling of 1127 in words is "one thousand, one hundred twenty-seven", and thus it is an iban number.

Divisors: 1 7 23 49 161 1127