12240035 has 4 divisors (see below), whose sum is σ = 14688048. Its totient is φ = 9792024.

The previous prime is 12240013. The next prime is 12240037. The reversal of 12240035 is 53004221.

12240035 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 53004221 = 181 ⋅292841.

It is a cyclic number.

It is not a de Polignac number, because 12240035 - 2¹² = 12235939 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12239995 and 12240022.

It is not an unprimeable number, because it can be changed into a prime (12240037) 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, 1223999 + ... + 1224008.

It is an arithmetic number, because the mean of its divisors is an integer number (3672012).

Almost surely, 2^12240035 is an apocalyptic number.

12240035 is a deficient number, since it is larger than the sum of its proper divisors (2448013).

12240035 is an equidigital number, since it uses as much as digits as its factorization.

12240035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448012.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 12240035 is about 3498.5761389457. The cubic root of 12240035 is about 230.4592901662.

Adding to 12240035 its reverse (53004221), we get a palindrome (65244256).

The spelling of 12240035 in words is "twelve million, two hundred forty thousand, thirty-five".