203200097 has 2 divisors, whose sum is σ = 203200098. Its totient is φ = 203200096.

The previous prime is 203200093. The next prime is 203200139. The reversal of 203200097 is 790002302.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 142110241 + 61089856 = 11921^2 + 7816^2 .

It is a cyclic number.

It is not a de Polignac number, because 203200097 - 2² = 203200093 is a prime.

It is not a weakly prime, because it can be changed into another prime (203200093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 101600048 + 101600049.

It is an arithmetic number, because the mean of its divisors is an integer number (101600049).

Almost surely, 2^203200097 is an apocalyptic number.

It is an amenable number.

203200097 is a deficient number, since it is larger than the sum of its proper divisors (1).

203200097 is an equidigital number, since it uses as much as digits as its factorization.

203200097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 203200097 is about 14254.8271473210. The cubic root of 203200097 is about 587.9061053352.

Adding to 203200097 its reverse (790002302), we get a palindrome (993202399).

The spelling of 203200097 in words is "two hundred three million, two hundred thousand, ninety-seven".