1214363216 has 20 divisors (see below), whose sum is σ = 2566722624. Its totient is φ = 551983200.

The previous prime is 1214363191. The next prime is 1214363221. The reversal of 1214363216 is 6123634121.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3449720 + ... + 3450071.

Almost surely, 2^1214363216 is an apocalyptic number.

1214363216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1214363216 is an abundant number, since it is smaller than the sum of its proper divisors (1352359408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1214363216 is a wasteful number, since it uses less digits than its factorization.

1214363216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6899810 (or 6899804 counting only the distinct ones).

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

The square root of 1214363216 is about 34847.7146452963. The cubic root of 1214363216 is about 1066.8815412603.

Adding to 1214363216 its reverse (6123634121), we get a palindrome (7337997337).

The spelling of 1214363216 in words is "one billion, two hundred fourteen million, three hundred sixty-three thousand, two hundred sixteen".