1213606046 has 8 divisors (see below), whose sum is σ = 1851263640. Its totient is φ = 596518168.

The previous prime is 1213606039. The next prime is 1213606061. The reversal of 1213606046 is 6406063121.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5142281 + ... + 5142516.

It is an arithmetic number, because the mean of its divisors is an integer number (231407955).

Almost surely, 2^1213606046 is an apocalyptic number.

1213606046 is a deficient number, since it is larger than the sum of its proper divisors (637657594).

1213606046 is a wasteful number, since it uses less digits than its factorization.

1213606046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10284858.

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

The square root of 1213606046 is about 34836.8489677238. The cubic root of 1213606046 is about 1066.6597573554.

Adding to 1213606046 its reverse (6406063121), we get a palindrome (7619669167).

The spelling of 1213606046 in words is "one billion, two hundred thirteen million, six hundred six thousand, forty-six".