123337 has 4 divisors (see below), whose sum is σ = 127620. Its totient is φ = 119056.

The previous prime is 123323. The next prime is 123341. The reversal of 123337 is 733321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 35721 + 87616 = 189^2 + 296^2 .

It is a cyclic number.

It is not a de Polignac number, because 123337 - 2⁷ = 123209 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 (123307) 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, 2098 + ... + 2155.

It is an arithmetic number, because the mean of its divisors is an integer number (31905).

2¹²³³³⁷ is an apocalyptic number.

It is an amenable number.

123337 is a deficient number, since it is larger than the sum of its proper divisors (4283).

123337 is an equidigital number, since it uses as much as digits as its factorization.

123337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4282.

The product of its digits is 378, while the sum is 19.

The square root of 123337 is about 351.1936787586. The cubic root of 123337 is about 49.7772760204. Note that the first 3 decimals are identical.

Adding to 123337 its reverse (733321), we get a palindrome (856658).

The spelling of 123337 in words is "one hundred twenty-three thousand, three hundred thirty-seven".