123452243 has 4 divisors (see below), whose sum is σ = 123516000. Its totient is φ = 123388488.

The previous prime is 123452209. The next prime is 123452279. The reversal of 123452243 is 342254321.

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

It is a cyclic number.

It is not a de Polignac number, because 123452243 - 2¹⁰ = 123451219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123452843) 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, 28880 + ... + 32877.

It is an arithmetic number, because the mean of its divisors is an integer number (30879000).

Almost surely, 2^123452243 is an apocalyptic number.

123452243 is a deficient number, since it is larger than the sum of its proper divisors (63757).

123452243 is an equidigital number, since it uses as much as digits as its factorization.

123452243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63756.

The product of its digits is 5760, while the sum is 26.

The square root of 123452243 is about 11110.9064886714. The cubic root of 123452243 is about 497.9277474033.

The spelling of 123452243 in words is "one hundred twenty-three million, four hundred fifty-two thousand, two hundred forty-three".