12347002 has 4 divisors (see below), whose sum is σ = 18520506. Its totient is φ = 6173500.

The previous prime is 12346973. The next prime is 12347003. The reversal of 12347002 is 20074321.

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., 12327121 + 19881 = 3511^2 + 141^2 .

It is not an unprimeable number, because it can be changed into a prime (12347003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3086749 + ... + 3086752.

Almost surely, 2^12347002 is an apocalyptic number.

12347002 is a deficient number, since it is larger than the sum of its proper divisors (6173504).

12347002 is an equidigital number, since it uses as much as digits as its factorization.

12347002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6173503.

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 12347002 is about 3513.8301040318. The cubic root of 12347002 is about 231.1286802643.

It can be divided in two parts, 1234 and 7002, that multiplied together give a palindrome (8640468).

The spelling of 12347002 in words is "twelve million, three hundred forty-seven thousand, two".