1336949918 has 8 divisors (see below), whose sum is σ = 2012665512. Its totient is φ = 666061416.

The previous prime is 1336949903. The next prime is 1336949947. The reversal of 1336949918 is 8199496331.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1336949918.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1206080 + ... + 1207187.

It is an arithmetic number, because the mean of its divisors is an integer number (251583189).

Almost surely, 2^1336949918 is an apocalyptic number.

1336949918 is a deficient number, since it is larger than the sum of its proper divisors (675715594).

1336949918 is a wasteful number, since it uses less digits than its factorization.

1336949918 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2413546.

The product of its digits is 1259712, while the sum is 53.

The square root of 1336949918 is about 36564.3257561246. The cubic root of 1336949918 is about 1101.6366595197.

The spelling of 1336949918 in words is "one billion, three hundred thirty-six million, nine hundred forty-nine thousand, nine hundred eighteen".