2196542867 has 2 divisors, whose sum is σ = 2196542868. Its totient is φ = 2196542866.

The previous prime is 2196542827. The next prime is 2196542869. The reversal of 2196542867 is 7682456912.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2196542867 is a prime.

Together with 2196542869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2196542869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1098271433 + 1098271434.

It is an arithmetic number, because the mean of its divisors is an integer number (1098271434).

Almost surely, 2^2196542867 is an apocalyptic number.

2196542867 is a deficient number, since it is larger than the sum of its proper divisors (1).

2196542867 is an equidigital number, since it uses as much as digits as its factorization.

2196542867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 50.

The square root of 2196542867 is about 46867.2899472543. The cubic root of 2196542867 is about 1299.9098294459.

The spelling of 2196542867 in words is "two billion, one hundred ninety-six million, five hundred forty-two thousand, eight hundred sixty-seven".