12071002 has 4 divisors (see below), whose sum is σ = 18106506. Its totient is φ = 6035500.

The previous prime is 12070979. The next prime is 12071027. The reversal of 12071002 is 20017021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20017021 = 467 ⋅42863.

It can be written as a sum of positive squares in only one way, i.e., 7623121 + 4447881 = 2761^2 + 2109^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3017749 + ... + 3017752.

Almost surely, 2^12071002 is an apocalyptic number.

12071002 is a deficient number, since it is larger than the sum of its proper divisors (6035504).

12071002 is an equidigital number, since it uses as much as digits as its factorization.

12071002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6035503.

The product of its (nonzero) digits is 28, while the sum is 13.

The square root of 12071002 is about 3474.3347564678. The cubic root of 12071002 is about 229.3934997589.

Adding to 12071002 its reverse (20017021), we get a palindrome (32088023).

It can be divided in two parts, 1207 and 1002, that added together give a square (2209 = 47²).

The spelling of 12071002 in words is "twelve million, seventy-one thousand, two".