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10747 = 11977

10747 has 4 divisors (see below), whose sum is σ = 11736. Its totient is φ = 9760.

The previous prime is 10739. The next prime is 10753. The reversal of 10747 is 74701.

10747 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 74701 = 116791.

It is a cyclic number.

It is not a de Polignac number, because 10747 - 23 = 10739 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

10747 is a lucky number.

It is a nialpdrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (10247) 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, 478 + ... + 499.

It is an arithmetic number, because the mean of its divisors is an integer number (2934).

210747 is an apocalyptic number.

10747 is a deficient number, since it is larger than the sum of its proper divisors (989).

10747 is an equidigital number, since it uses as much as digits as its factorization.

10747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 988.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 10747 is about 103.6677384725. The cubic root of 10747 is about 22.0679715956.

It can be divided in two parts, 1074 and 7, that added together give a triangular number (1081 = T46).

The spelling of 10747 in words is "ten thousand, seven hundred forty-seven", and thus it is an iban number.

Divisors: 1 11 977 10747