123685301 has 2 divisors, whose sum is σ = 123685302. Its totient is φ = 123685300.

The previous prime is 123685291. The next prime is 123685313. The reversal of 123685301 is 103586321.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104060401 + 19624900 = 10201^2 + 4430^2 .

It is a cyclic number.

It is not a de Polignac number, because 123685301 - 2¹⁰ = 123684277 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 (123685321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61842650 + 61842651.

It is an arithmetic number, because the mean of its divisors is an integer number (61842651).

Almost surely, 2^123685301 is an apocalyptic number.

It is an amenable number.

123685301 is a deficient number, since it is larger than the sum of its proper divisors (1).

123685301 is an equidigital number, since it uses as much as digits as its factorization.

123685301 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 123685301 is about 11121.3893466599. The cubic root of 123685301 is about 498.2408862960.

The spelling of 123685301 in words is "one hundred twenty-three million, six hundred eighty-five thousand, three hundred one".