123303197 has 2 divisors, whose sum is σ = 123303198. Its totient is φ = 123303196.

The previous prime is 123303163. The next prime is 123303221. The reversal of 123303197 is 791303321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 91278916 + 32024281 = 9554^2 + 5659^2 .

It is a cyclic number.

It is not a de Polignac number, because 123303197 - 2⁶ = 123303133 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123323197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61651598 + 61651599.

It is an arithmetic number, because the mean of its divisors is an integer number (61651599).

Almost surely, 2^123303197 is an apocalyptic number.

It is an amenable number.

123303197 is a deficient number, since it is larger than the sum of its proper divisors (1).

123303197 is an equidigital number, since it uses as much as digits as its factorization.

123303197 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 123303197 is about 11104.1972695013. The cubic root of 123303197 is about 497.7272811503.

The spelling of 123303197 in words is "one hundred twenty-three million, three hundred three thousand, one hundred ninety-seven".