123243363 has 20 divisors (see below), whose sum is σ = 187129888. Its totient is φ = 80812080.

The previous prime is 123243313. The next prime is 123243409. The reversal of 123243363 is 363342321.

It is a happy number.

123243363 is a `hidden beast` number, since 1 + 2 + 324 + 336 + 3 = 666.

It is not a de Polignac number, because 123243363 - 2⁹ = 123242851 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123243313) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 7531 + ... + 17412.

Almost surely, 2^123243363 is an apocalyptic number.

123243363 is a deficient number, since it is larger than the sum of its proper divisors (63886525).

123243363 is an equidigital number, since it uses as much as digits as its factorization.

123243363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25016 (or 25007 counting only the distinct ones).

The product of its digits is 7776, while the sum is 27.

The square root of 123243363 is about 11101.5027361164. The cubic root of 123243363 is about 497.6467592246.

Adding to 123243363 its reverse (363342321), we get a palindrome (486585684).

The spelling of 123243363 in words is "one hundred twenty-three million, two hundred forty-three thousand, three hundred sixty-three".