123043234 has 4 divisors (see below), whose sum is σ = 184564854. Its totient is φ = 61521616.

The previous prime is 123043223. The next prime is 123043363. The reversal of 123043234 is 432340321.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 83667609 + 39375625 = 9147^2 + 6275^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30760807 + ... + 30760810.

Almost surely, 2^123043234 is an apocalyptic number.

123043234 is a deficient number, since it is larger than the sum of its proper divisors (61521620).

123043234 is an equidigital number, since it uses as much as digits as its factorization.

123043234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61521619.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 123043234 is about 11092.4854744101. The cubic root of 123043234 is about 497.3772450348.

Adding to 123043234 its reverse (432340321), we get a palindrome (555383555).

The spelling of 123043234 in words is "one hundred twenty-three million, forty-three thousand, two hundred thirty-four".