2106361667 has 2 divisors, whose sum is σ = 2106361668. Its totient is φ = 2106361666.

The previous prime is 2106361613. The next prime is 2106361703. The reversal of 2106361667 is 7661636012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2106361667 - 2¹⁰ = 2106360643 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2106361667.

It is not a weakly prime, because it can be changed into another prime (2106361267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1053180833 + 1053180834.

It is an arithmetic number, because the mean of its divisors is an integer number (1053180834).

Almost surely, 2^2106361667 is an apocalyptic number.

2106361667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2106361667 is an equidigital number, since it uses as much as digits as its factorization.

2106361667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 2106361667 is about 45895.1159384090. The cubic root of 2106361667 is about 1281.8709754115.

Adding to 2106361667 its reverse (7661636012), we get a palindrome (9767997679).

The spelling of 2106361667 in words is "two billion, one hundred six million, three hundred sixty-one thousand, six hundred sixty-seven".