2067961867 has 2 divisors, whose sum is σ = 2067961868. Its totient is φ = 2067961866.

The previous prime is 2067961853. The next prime is 2067961871. The reversal of 2067961867 is 7681697602.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2067961867 - 2¹¹ = 2067959819 is a prime.

It is a super-2 number, since 2×2067961867² = 8552932566732251378, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2067961807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1033980933 + 1033980934.

It is an arithmetic number, because the mean of its divisors is an integer number (1033980934).

Almost surely, 2^2067961867 is an apocalyptic number.

2067961867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2067961867 is an equidigital number, since it uses as much as digits as its factorization.

2067961867 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1524096, while the sum is 52.

The square root of 2067961867 is about 45474.8487298199. The cubic root of 2067961867 is about 1274.0334834834.

The spelling of 2067961867 in words is "two billion, sixty-seven million, nine hundred sixty-one thousand, eight hundred sixty-seven".