12140003242 has 4 divisors (see below), whose sum is σ = 18210004866. Its totient is φ = 6070001620.

The previous prime is 12140003237. The next prime is 12140003243. The reversal of 12140003242 is 24230004121.

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., 9074277081 + 3065726161 = 95259^2 + 55369^2 .

It is not an unprimeable number, because it can be changed into a prime (12140003243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3035000809 + ... + 3035000812.

Almost surely, 2^12140003242 is an apocalyptic number.

12140003242 is a deficient number, since it is larger than the sum of its proper divisors (6070001624).

12140003242 is an equidigital number, since it uses as much as digits as its factorization.

12140003242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6070001623.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 12140003242 its reverse (24230004121), we get a palindrome (36370007363).

The spelling of 12140003242 in words is "twelve billion, one hundred forty million, three thousand, two hundred forty-two".