207072097 has 2 divisors, whose sum is σ = 207072098. Its totient is φ = 207072096.

The previous prime is 207072049. The next prime is 207072109. The reversal of 207072097 is 790270702.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 165482496 + 41589601 = 12864^2 + 6449^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-207072097 is a prime.

It is not a weakly prime, because it can be changed into another prime (207072497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103536048 + 103536049.

It is an arithmetic number, because the mean of its divisors is an integer number (103536049).

Almost surely, 2^207072097 is an apocalyptic number.

It is an amenable number.

207072097 is a deficient number, since it is larger than the sum of its proper divisors (1).

207072097 is an equidigital number, since it uses as much as digits as its factorization.

207072097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12348, while the sum is 34.

The square root of 207072097 is about 14389.9998957609. Note that the first 3 decimals coincide. The cubic root of 207072097 is about 591.6168396930.

The spelling of 207072097 in words is "two hundred seven million, seventy-two thousand, ninety-seven".