2016740281 has 2 divisors, whose sum is σ = 2016740282. Its totient is φ = 2016740280.

The previous prime is 2016740273. The next prime is 2016740287. The reversal of 2016740281 is 1820476102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1465664656 + 551075625 = 38284^2 + 23475^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016740281 - 2³ = 2016740273 is a prime.

It is a super-2 number, since 2×2016740281² = 8134482722015917922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2016740287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008370140 + 1008370141.

It is an arithmetic number, because the mean of its divisors is an integer number (1008370141).

Almost surely, 2^2016740281 is an apocalyptic number.

It is an amenable number.

2016740281 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016740281 is an equidigital number, since it uses as much as digits as its factorization.

2016740281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 2016740281 is about 44908.1315687928. The cubic root of 2016740281 is about 1263.4265263032.

The spelling of 2016740281 in words is "two billion, sixteen million, seven hundred forty thousand, two hundred eighty-one".