69375000197 has 2 divisors, whose sum is σ = 69375000198. Its totient is φ = 69375000196.

The previous prime is 69375000193. The next prime is 69375000217. The reversal of 69375000197 is 79100057396.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66564516001 + 2810484196 = 258001^2 + 53014^2 .

It is a cyclic number.

It is not a de Polignac number, because 69375000197 - 2² = 69375000193 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (69375000193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 34687500098 + 34687500099.

It is an arithmetic number, because the mean of its divisors is an integer number (34687500099).

Almost surely, 2^69375000197 is an apocalyptic number.

It is an amenable number.

69375000197 is a deficient number, since it is larger than the sum of its proper divisors (1).

69375000197 is an equidigital number, since it uses as much as digits as its factorization.

69375000197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 357210, while the sum is 47.

The spelling of 69375000197 in words is "sixty-nine billion, three hundred seventy-five million, one hundred ninety-seven", and thus it is an aban number.