123403097 has 2 divisors, whose sum is σ = 123403098. Its totient is φ = 123403096.

The previous prime is 123403037. The next prime is 123403121. The reversal of 123403097 is 790304321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123187801 + 215296 = 11099^2 + 464^2 .

It is an emirp because it is prime and its reverse (790304321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123403097 - 2⁸ = 123402841 is a prime.

It is not a weakly prime, because it can be changed into another prime (123403037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61701548 + 61701549.

It is an arithmetic number, because the mean of its divisors is an integer number (61701549).

Almost surely, 2^123403097 is an apocalyptic number.

It is an amenable number.

123403097 is a deficient number, since it is larger than the sum of its proper divisors (1).

123403097 is an equidigital number, since it uses as much as digits as its factorization.

123403097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 123403097 is about 11108.6946577895. The cubic root of 123403097 is about 497.8616640756.

The spelling of 123403097 in words is "one hundred twenty-three million, four hundred three thousand, ninety-seven".