2000111455 has 8 divisors (see below), whose sum is σ = 2541318192. Its totient is φ = 1505966208.

The previous prime is 2000111431. The next prime is 2000111459. The reversal of 2000111455 is 5541110002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2000111455 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2000111459) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11765277 + ... + 11765446.

It is an arithmetic number, because the mean of its divisors is an integer number (317664774).

Almost surely, 2^2000111455 is an apocalyptic number.

2000111455 is a deficient number, since it is larger than the sum of its proper divisors (541206737).

2000111455 is a wasteful number, since it uses less digits than its factorization.

2000111455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23530745.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 2000111455 is about 44722.6056374179. The cubic root of 2000111455 is about 1259.9444535436.

Adding to 2000111455 its reverse (5541110002), we get a palindrome (7541221457).

The spelling of 2000111455 in words is "two billion, one hundred eleven thousand, four hundred fifty-five".