12620012 has 6 divisors (see below), whose sum is σ = 22085028. Its totient is φ = 6310004.

The previous prime is 12620011. The next prime is 12620039. The reversal of 12620012 is 21002621.

It is not an unprimeable number, because it can be changed into a prime (12620011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1577498 + ... + 1577505.

It is an arithmetic number, because the mean of its divisors is an integer number (3680838).

Almost surely, 2^12620012 is an apocalyptic number.

It is an amenable number.

12620012 is a deficient number, since it is larger than the sum of its proper divisors (9465016).

12620012 is a wasteful number, since it uses less digits than its factorization.

12620012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3155007 (or 3155005 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 12620012 is about 3552.4656226345. The cubic root of 12620012 is about 232.8198057885.

Adding to 12620012 its reverse (21002621), we get a palindrome (33622633).

The spelling of 12620012 in words is "twelve million, six hundred twenty thousand, twelve".