2144020435 has 16 divisors (see below), whose sum is σ = 2615913216. Its totient is φ = 1686583008.

The previous prime is 2144020423. The next prime is 2144020457. The reversal of 2144020435 is 5340204412.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2144020435 - 2¹⁵ = 2143987667 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 191194 + ... + 202096.

It is an arithmetic number, because the mean of its divisors is an integer number (163494576).

Almost surely, 2^2144020435 is an apocalyptic number.

2144020435 is a deficient number, since it is larger than the sum of its proper divisors (471892781).

2144020435 is a wasteful number, since it uses less digits than its factorization.

2144020435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11562.

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 2144020435 is about 46303.5682750261. The cubic root of 2144020435 is about 1289.4652421659.

Adding to 2144020435 its reverse (5340204412), we get a palindrome (7484224847).

The spelling of 2144020435 in words is "two billion, one hundred forty-four million, twenty thousand, four hundred thirty-five".