2144340235 has 8 divisors (see below), whose sum is σ = 2574166896. Its totient is φ = 1714833120.

The previous prime is 2144340229. The next prime is 2144340257. The reversal of 2144340235 is 5320434412.

It is a happy number.

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

It is not a de Polignac number, because 2144340235 - 2²³ = 2135951627 is a prime.

It is a Duffinian 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, 64864 + ... + 92173.

It is an arithmetic number, because the mean of its divisors is an integer number (321770862).

Almost surely, 2^2144340235 is an apocalyptic number.

2144340235 is a deficient number, since it is larger than the sum of its proper divisors (429826661).

2144340235 is a wasteful number, since it uses less digits than its factorization.

2144340235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159773.

The product of its (nonzero) digits is 11520, while the sum is 28.

The square root of 2144340235 is about 46307.0214438372. The cubic root of 2144340235 is about 1289.5293507718.

Adding to 2144340235 its reverse (5320434412), we get a palindrome (7464774647).

The spelling of 2144340235 in words is "two billion, one hundred forty-four million, three hundred forty thousand, two hundred thirty-five".