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BaseRepresentation
bin101110010111101
31012120022
411302331
51224431
6301525
7126134
oct56275
935508
1023741
1116923
12118a5
13aa63
14891b
15707b
hex5cbd

23741 has 2 divisors, whose sum is σ = 23742. Its totient is φ = 23740.

The previous prime is 23719. The next prime is 23743. The reversal of 23741 is 14732.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23716 + 25 = 154^2 + 5^2 .

It is a cyclic number.

It is not a de Polignac number, because 23741 - 26 = 23677 is a prime.

Together with 23743, it forms a pair of twin primes.

It is a Chen prime.

It is a nialpdrome in base 13.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23743) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11870 + 11871.

It is an arithmetic number, because the mean of its divisors is an integer number (11871).

223741 is an apocalyptic number.

It is an amenable number.

23741 is a deficient number, since it is larger than the sum of its proper divisors (1).

23741 is an equidigital number, since it uses as much as digits as its factorization.

23741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168, while the sum is 17.

The square root of 23741 is about 154.0811474516. The cubic root of 23741 is about 28.7408540536.

Subtracting from 23741 its reverse (14732), we obtain a palindrome (9009).

The spelling of 23741 in words is "twenty-three thousand, seven hundred forty-one", and thus it is an iban number.