2040120443 has 2 divisors, whose sum is σ = 2040120444. Its totient is φ = 2040120442.

The previous prime is 2040120437. The next prime is 2040120451. The reversal of 2040120443 is 3440210402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2040120443 - 2⁴ = 2040120427 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040120413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020060221 + 1020060222.

It is an arithmetic number, because the mean of its divisors is an integer number (1020060222).

Almost surely, 2^2040120443 is an apocalyptic number.

2040120443 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040120443 is an equidigital number, since it uses as much as digits as its factorization.

2040120443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 20.

The square root of 2040120443 is about 45167.6924692861. The cubic root of 2040120443 is about 1268.2901003339.

Adding to 2040120443 its reverse (3440210402), we get a palindrome (5480330845).

The spelling of 2040120443 in words is "two billion, forty million, one hundred twenty thousand, four hundred forty-three".