1213006466 has 16 divisors (see below), whose sum is σ = 2121878400. Its totient is φ = 519859620.

The previous prime is 1213006447. The next prime is 1213006477. The reversal of 1213006466 is 6646003121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 883430 + ... + 884801.

It is an arithmetic number, because the mean of its divisors is an integer number (132617400).

Almost surely, 2^1213006466 is an apocalyptic number.

1213006466 is a deficient number, since it is larger than the sum of its proper divisors (908871934).

1213006466 is an equidigital number, since it uses as much as digits as its factorization.

1213006466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768254 (or 1768240 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 1213006466 is about 34828.2423616237. The cubic root of 1213006466 is about 1066.4840679404.

Adding to 1213006466 its reverse (6646003121), we get a palindrome (7859009587).

The spelling of 1213006466 in words is "one billion, two hundred thirteen million, six thousand, four hundred sixty-six".