2011343141 has 4 divisors (see below), whose sum is σ = 2011922784. Its totient is φ = 2010763500.

The previous prime is 2011343137. The next prime is 2011343207. The reversal of 2011343141 is 1413431102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2011343141 - 2² = 2011343137 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 (2011343041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284585 + ... + 291566.

It is an arithmetic number, because the mean of its divisors is an integer number (502980696).

Almost surely, 2^2011343141 is an apocalyptic number.

It is an amenable number.

2011343141 is a deficient number, since it is larger than the sum of its proper divisors (579643).

2011343141 is an equidigital number, since it uses as much as digits as its factorization.

2011343141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 579642.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2011343141 is about 44848.0004125045. Note that the first 3 decimals coincide. The cubic root of 2011343141 is about 1262.2984713255.

Adding to 2011343141 its reverse (1413431102), we get a palindrome (3424774243).

The spelling of 2011343141 in words is "two billion, eleven million, three hundred forty-three thousand, one hundred forty-one".