123650243 has 2 divisors, whose sum is σ = 123650244. Its totient is φ = 123650242.

The previous prime is 123650237. The next prime is 123650249. The reversal of 123650243 is 342056321.

It is a balanced prime because it is at equal distance from previous prime (123650237) and next prime (123650249).

It is an emirp because it is prime and its reverse (342056321) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 123650243 - 2¹² = 123646147 is a prime.

It is not a weakly prime, because it can be changed into another prime (123650249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61825121 + 61825122.

It is an arithmetic number, because the mean of its divisors is an integer number (61825122).

Almost surely, 2^123650243 is an apocalyptic number.

123650243 is a deficient number, since it is larger than the sum of its proper divisors (1).

123650243 is an equidigital number, since it uses as much as digits as its factorization.

123650243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 123650243 is about 11119.8130829614. The cubic root of 123650243 is about 498.1938071916.

The spelling of 123650243 in words is "one hundred twenty-three million, six hundred fifty thousand, two hundred forty-three".