2140284851 has 2 divisors, whose sum is σ = 2140284852. Its totient is φ = 2140284850.

The previous prime is 2140284833. The next prime is 2140284863. The reversal of 2140284851 is 1584820412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2140284851 - 2¹⁴ = 2140268467 is a prime.

It is not a weakly prime, because it can be changed into another prime (2140283851) 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, 1070142425 + 1070142426.

It is an arithmetic number, because the mean of its divisors is an integer number (1070142426).

Almost surely, 2^2140284851 is an apocalyptic number.

2140284851 is a deficient number, since it is larger than the sum of its proper divisors (1).

2140284851 is an equidigital number, since it uses as much as digits as its factorization.

2140284851 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20480, while the sum is 35.

The square root of 2140284851 is about 46263.2127180982. The cubic root of 2140284851 is about 1288.7159169106.

The spelling of 2140284851 in words is "two billion, one hundred forty million, two hundred eighty-four thousand, eight hundred fifty-one".