11512235214 has 16 divisors (see below), whose sum is σ = 25582745040. Its totient is φ = 3837411720.

The previous prime is 11512235201. The next prime is 11512235221. The reversal of 11512235214 is 41253221511.

It is a happy number.

11512235214 is a `hidden beast` number, since 1 + 15 + 122 + 3 + 521 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a congruent 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, 106594717 + ... + 106594824.

It is an arithmetic number, because the mean of its divisors is an integer number (1598921565).

Almost surely, 2^11512235214 is an apocalyptic number.

11512235214 is an abundant number, since it is smaller than the sum of its proper divisors (14070509826).

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

11512235214 is a wasteful number, since it uses less digits than its factorization.

11512235214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213189552 (or 213189546 counting only the distinct ones).

The product of its digits is 2400, while the sum is 27.

Adding to 11512235214 its reverse (41253221511), we get a palindrome (52765456725).

It can be divided in two parts, 11512235 and 214, that added together give a square (11512449 = 3393²).

The spelling of 11512235214 in words is "eleven billion, five hundred twelve million, two hundred thirty-five thousand, two hundred fourteen".