2144303531 has 2 divisors, whose sum is σ = 2144303532. Its totient is φ = 2144303530.

The previous prime is 2144303527. The next prime is 2144303549. The reversal of 2144303531 is 1353034412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2144303531 - 2² = 2144303527 is a prime.

It is a super-2 number, since 2×2144303531² = 9196075266118135922, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2144303531.

It is not a weakly prime, because it can be changed into another prime (2144303591) 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 as a sum of consecutive naturals, namely, 1072151765 + 1072151766.

It is an arithmetic number, because the mean of its divisors is an integer number (1072151766).

Almost surely, 2^2144303531 is an apocalyptic number.

2144303531 is a deficient number, since it is larger than the sum of its proper divisors (1).

2144303531 is an equidigital number, since it uses as much as digits as its factorization.

2144303531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 2144303531 is about 46306.6251307521. The cubic root of 2144303531 is about 1289.5219932398.

Adding to 2144303531 its reverse (1353034412), we get a palindrome (3497337943).

The spelling of 2144303531 in words is "two billion, one hundred forty-four million, three hundred three thousand, five hundred thirty-one".