123347 has 8 divisors (see below), whose sum is σ = 143616. Its totient is φ = 103752.

The previous prime is 123341. The next prime is 123373. The reversal of 123347 is 743321.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 123347 - 2⁸ = 123091 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (123341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338 + ... + 600.

It is an arithmetic number, because the mean of its divisors is an integer number (17952).

2¹²³³⁴⁷ is an apocalyptic number.

123347 is a deficient number, since it is larger than the sum of its proper divisors (20269).

123347 is an equidigital number, since it uses as much as digits as its factorization.

123347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337.

The product of its digits is 504, while the sum is 20.

The square root of 123347 is about 351.2079156283. The cubic root of 123347 is about 49.7786212758.

Adding to 123347 its reverse (743321), we get a palindrome (866668).

The spelling of 123347 in words is "one hundred twenty-three thousand, three hundred forty-seven", and thus it is an iban number.