11214955018 has 4 divisors (see below), whose sum is σ = 16822432530. Its totient is φ = 5607477508.

The previous prime is 11214955009. The next prime is 11214955051. The reversal of 11214955018 is 81055941211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 6702205689 + 4512749329 = 81867^2 + 67177^2 .

It is a super-3 number, since 3×11214955018³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803738753 + ... + 2803738756.

Almost surely, 2^11214955018 is an apocalyptic number.

11214955018 is a deficient number, since it is larger than the sum of its proper divisors (5607477512).

11214955018 is an equidigital number, since it uses as much as digits as its factorization.

11214955018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5607477511.

The product of its (nonzero) digits is 14400, while the sum is 37.

The spelling of 11214955018 in words is "eleven billion, two hundred fourteen million, nine hundred fifty-five thousand, eighteen".