12401234 has 4 divisors (see below), whose sum is σ = 18601854. Its totient is φ = 6200616.

The previous prime is 12401189. The next prime is 12401251. The reversal of 12401234 is 43210421.

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., 12229009 + 172225 = 3497^2 + 415^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3100307 + ... + 3100310.

Almost surely, 2^12401234 is an apocalyptic number.

12401234 is a deficient number, since it is larger than the sum of its proper divisors (6200620).

12401234 is an equidigital number, since it uses as much as digits as its factorization.

12401234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6200619.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 12401234 is about 3521.5385841987. The cubic root of 12401234 is about 231.4665831627.

Adding to 12401234 its reverse (43210421), we get a palindrome (55611655).

The spelling of 12401234 in words is "twelve million, four hundred one thousand, two hundred thirty-four".