2016771193 has 2 divisors, whose sum is σ = 2016771194. Its totient is φ = 2016771192.

The previous prime is 2016771187. The next prime is 2016771223. The reversal of 2016771193 is 3911776102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1480941289 + 535829904 = 38483^2 + 23148^2 .

It is a cyclic number.

It is not a de Polignac number, because 2016771193 - 2⁵ = 2016771161 is a prime.

It is not a weakly prime, because it can be changed into another prime (2016775193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1008385596 + 1008385597.

It is an arithmetic number, because the mean of its divisors is an integer number (1008385597).

Almost surely, 2^2016771193 is an apocalyptic number.

It is an amenable number.

2016771193 is a deficient number, since it is larger than the sum of its proper divisors (1).

2016771193 is an equidigital number, since it uses as much as digits as its factorization.

2016771193 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15876, while the sum is 37.

The square root of 2016771193 is about 44908.4757367693. The cubic root of 2016771193 is about 1263.4329814133.

The spelling of 2016771193 in words is "two billion, sixteen million, seven hundred seventy-one thousand, one hundred ninety-three".