1616680211 has 2 divisors, whose sum is σ = 1616680212. Its totient is φ = 1616680210.

The previous prime is 1616680187. The next prime is 1616680243. The reversal of 1616680211 is 1120866161.

It is an a-pointer prime, because the next prime (1616680243) can be obtained adding 1616680211 to its sum of digits (32).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1616680211 - 2¹⁴ = 1616663827 is a prime.

It is a super-2 number, since 2×1616680211² = 5227309809278009042, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1616680271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 808340105 + 808340106.

It is an arithmetic number, because the mean of its divisors is an integer number (808340106).

Almost surely, 2^1616680211 is an apocalyptic number.

1616680211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1616680211 is an equidigital number, since it uses as much as digits as its factorization.

1616680211 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 32.

The square root of 1616680211 is about 40207.9620349005. The cubic root of 1616680211 is about 1173.6574885001.

The spelling of 1616680211 in words is "one billion, six hundred sixteen million, six hundred eighty thousand, two hundred eleven".