2142042107 has 2 divisors, whose sum is σ = 2142042108. Its totient is φ = 2142042106.

The previous prime is 2142042053. The next prime is 2142042181. The reversal of 2142042107 is 7012402412.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2142042107 - 2²⁴ = 2125264891 is a prime.

It is not a weakly prime, because it can be changed into another prime (2142042607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1071021053 + 1071021054.

It is an arithmetic number, because the mean of its divisors is an integer number (1071021054).

Almost surely, 2^2142042107 is an apocalyptic number.

2142042107 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142042107 is an equidigital number, since it uses as much as digits as its factorization.

2142042107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 896, while the sum is 23.

The square root of 2142042107 is about 46282.2007579588. The cubic root of 2142042107 is about 1289.0685155041.

Adding to 2142042107 its reverse (7012402412), we get a palindrome (9154444519).

The spelling of 2142042107 in words is "two billion, one hundred forty-two million, forty-two thousand, one hundred seven".