2142021059 has 2 divisors, whose sum is σ = 2142021060. Its totient is φ = 2142021058.

The previous prime is 2142021001. The next prime is 2142021061. The reversal of 2142021059 is 9501202412.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2142021059 is a prime.

Together with 2142021061, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2142020059) 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, 1071010529 + 1071010530.

It is an arithmetic number, because the mean of its divisors is an integer number (1071010530).

Almost surely, 2^2142021059 is an apocalyptic number.

2142021059 is a deficient number, since it is larger than the sum of its proper divisors (1).

2142021059 is an equidigital number, since it uses as much as digits as its factorization.

2142021059 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1440, while the sum is 26.

The square root of 2142021059 is about 46281.9733697689. The cubic root of 2142021059 is about 1289.0642933021.

The spelling of 2142021059 in words is "two billion, one hundred forty-two million, twenty-one thousand, fifty-nine".