1216034514 has 48 divisors (see below), whose sum is σ = 2794198680. Its totient is φ = 380889600.

The previous prime is 1216034441. The next prime is 1216034579. The reversal of 1216034514 is 4154306121.

It is a happy number.

1216034514 is a `hidden beast` number, since 1 + 2 + 1 + 603 + 4 + 51 + 4 = 666.

1216034514 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1177656489 + 38378025 = 34317^2 + 6195^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211672 + ... + 217340.

Almost surely, 2^1216034514 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1216034514, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1397099340).

1216034514 is an abundant number, since it is smaller than the sum of its proper divisors (1578164166).

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

1216034514 is a wasteful number, since it uses less digits than its factorization.

1216034514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6395 (or 6392 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1216034514 is about 34871.6864232288. The cubic root of 1216034514 is about 1067.3707577720.

The spelling of 1216034514 in words is "one billion, two hundred sixteen million, thirty-four thousand, five hundred fourteen".