2016742771 has 2 divisors, whose sum is σ = 2016742772. Its totient is φ = 2016742770.

The previous prime is 2016742751. The next prime is 2016742807. The reversal of 2016742771 is 1772476102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2016742771 - 2⁷ = 2016742643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2016742771.

It is not a weakly prime, because it can be changed into another prime (2016742751) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008371385 + 1008371386.

It is an arithmetic number, because the mean of its divisors is an integer number (1008371386).

Almost surely, 2^2016742771 is an apocalyptic number.

2016742771 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016742771 is an equidigital number, since it uses as much as digits as its factorization.

2016742771 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32928, while the sum is 37.

The square root of 2016742771 is about 44908.1592920485. The cubic root of 2016742771 is about 1263.4270462728.

The spelling of 2016742771 in words is "two billion, sixteen million, seven hundred forty-two thousand, seven hundred seventy-one".