2042043427 has 2 divisors, whose sum is σ = 2042043428. Its totient is φ = 2042043426.

The previous prime is 2042043407. The next prime is 2042043463. The reversal of 2042043427 is 7243402402.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042043427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2042043395 and 2042043404.

It is not a weakly prime, because it can be changed into another prime (2042043407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021021713 + 1021021714.

It is an arithmetic number, because the mean of its divisors is an integer number (1021021714).

Almost surely, 2^2042043427 is an apocalyptic number.

2042043427 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042043427 is an equidigital number, since it uses as much as digits as its factorization.

2042043427 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10752, while the sum is 28.

The square root of 2042043427 is about 45188.9746177096. The cubic root of 2042043427 is about 1268.6884649975.

Adding to 2042043427 its reverse (7243402402), we get a palindrome (9285445829).

The spelling of 2042043427 in words is "two billion, forty-two million, forty-three thousand, four hundred twenty-seven".