2197953067 has 2 divisors, whose sum is σ = 2197953068. Its totient is φ = 2197953066.

The previous prime is 2197953049. The next prime is 2197953077. The reversal of 2197953067 is 7603597912.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2197953067 - 2²³ = 2189564459 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2197953067.

It is not a weakly prime, because it can be changed into another prime (2197953077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1098976533 + 1098976534.

It is an arithmetic number, because the mean of its divisors is an integer number (1098976534).

Almost surely, 2^2197953067 is an apocalyptic number.

2197953067 is a deficient number, since it is larger than the sum of its proper divisors (1).

2197953067 is an equidigital number, since it uses as much as digits as its factorization.

2197953067 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 714420, while the sum is 49.

The square root of 2197953067 is about 46882.3321412235. The cubic root of 2197953067 is about 1300.1879544810.

The spelling of 2197953067 in words is "two billion, one hundred ninety-seven million, nine hundred fifty-three thousand, sixty-seven".