2442142019 has 2 divisors, whose sum is σ = 2442142020. Its totient is φ = 2442142018.

The previous prime is 2442142007. The next prime is 2442142033. The reversal of 2442142019 is 9102412442.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2442142019 is a prime.

It is a super-2 number, since 2×2442142019² = 11928115281930792722, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2442141982 and 2442142000.

It is not a weakly prime, because it can be changed into another prime (2442142039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1221071009 + 1221071010.

It is an arithmetic number, because the mean of its divisors is an integer number (1221071010).

Almost surely, 2^2442142019 is an apocalyptic number.

2442142019 is a deficient number, since it is larger than the sum of its proper divisors (1).

2442142019 is an equidigital number, since it uses as much as digits as its factorization.

2442142019 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 2442142019 is about 49418.0333380437. The cubic root of 2442142019 is about 1346.6569352043.

The spelling of 2442142019 in words is "two billion, four hundred forty-two million, one hundred forty-two thousand, nineteen".