12002434 has 4 divisors (see below), whose sum is σ = 18003654. Its totient is φ = 6001216.

The previous prime is 12002413. The next prime is 12002443. The reversal of 12002434 is 43420021.

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., 8381025 + 3621409 = 2895^2 + 1903^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3000607 + ... + 3000610.

Almost surely, 2^12002434 is an apocalyptic number.

12002434 is a deficient number, since it is larger than the sum of its proper divisors (6001220).

12002434 is an equidigital number, since it uses as much as digits as its factorization.

12002434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6001219.

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 12002434 is about 3464.4529149636. The cubic root of 12002434 is about 228.9583265446.

Adding to 12002434 its reverse (43420021), we get a palindrome (55422455).

The spelling of 12002434 in words is "twelve million, two thousand, four hundred thirty-four".