2042377871 has 2 divisors, whose sum is σ = 2042377872. Its totient is φ = 2042377870.

The previous prime is 2042377847. The next prime is 2042377873. The reversal of 2042377871 is 1787732402.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2042377871 is a prime.

Together with 2042377873, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2042377873) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021188935 + 1021188936.

It is an arithmetic number, because the mean of its divisors is an integer number (1021188936).

Almost surely, 2^2042377871 is an apocalyptic number.

2042377871 is a deficient number, since it is larger than the sum of its proper divisors (1).

2042377871 is an equidigital number, since it uses as much as digits as its factorization.

2042377871 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 131712, while the sum is 41.

The square root of 2042377871 is about 45192.6749706189. The cubic root of 2042377871 is about 1268.7577227611.

The spelling of 2042377871 in words is "two billion, forty-two million, three hundred seventy-seven thousand, eight hundred seventy-one".