2011143414 has 128 divisors (see below), whose sum is σ = 4989911040. Its totient is φ = 527788800.

The previous prime is 2011143403. The next prime is 2011143419. The reversal of 2011143414 is 4143411102.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2011143419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7156954 + ... + 7157234.

It is an arithmetic number, because the mean of its divisors is an integer number (38983680).

Almost surely, 2^2011143414 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2011143414, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2494955520).

2011143414 is an abundant number, since it is smaller than the sum of its proper divisors (2978767626).

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

2011143414 is a wasteful number, since it uses less digits than its factorization.

2011143414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 586.

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 2011143414 is about 44845.7736470227. The cubic root of 2011143414 is about 1262.2566877320.

Adding to 2011143414 its reverse (4143411102), we get a palindrome (6154554516).

The spelling of 2011143414 in words is "two billion, eleven million, one hundred forty-three thousand, four hundred fourteen".