2143440119 has 2 divisors, whose sum is σ = 2143440120. Its totient is φ = 2143440118.

The previous prime is 2143440113. The next prime is 2143440139. The reversal of 2143440119 is 9110443412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2143440119 - 2⁸ = 2143439863 is a prime.

It is a super-2 number, since 2×2143440119² = 9188671087477468322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2143440091 and 2143440100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2143440113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071720059 + 1071720060.

It is an arithmetic number, because the mean of its divisors is an integer number (1071720060).

Almost surely, 2^2143440119 is an apocalyptic number.

2143440119 is a deficient number, since it is larger than the sum of its proper divisors (1).

2143440119 is an equidigital number, since it uses as much as digits as its factorization.

2143440119 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2143440119 is about 46297.3014224371. The cubic root of 2143440119 is about 1289.3488930207.

The spelling of 2143440119 in words is "two billion, one hundred forty-three million, four hundred forty thousand, one hundred nineteen".