123550241 has 2 divisors, whose sum is σ = 123550242. Its totient is φ = 123550240.

The previous prime is 123550157. The next prime is 123550247. The reversal of 123550241 is 142055321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123121216 + 429025 = 11096^2 + 655^2 .

It is a cyclic number.

It is not a de Polignac number, because 123550241 - 2¹⁴ = 123533857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (123550247) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61775120 + 61775121.

It is an arithmetic number, because the mean of its divisors is an integer number (61775121).

Almost surely, 2^123550241 is an apocalyptic number.

It is an amenable number.

123550241 is a deficient number, since it is larger than the sum of its proper divisors (1).

123550241 is an equidigital number, since it uses as much as digits as its factorization.

123550241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 123550241 is about 11115.3156050559. The cubic root of 123550241 is about 498.0594664019.

The spelling of 123550241 in words is "one hundred twenty-three million, five hundred fifty thousand, two hundred forty-one".