605123145201 has 4 divisors (see below), whose sum is σ = 806830860272. Its totient is φ = 403415430132.

The previous prime is 605123145197. The next prime is 605123145217. The reversal of 605123145201 is 102541321506.

605123145201 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 605123145201 - 2² = 605123145197 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (605123145901) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100853857531 + ... + 100853857536.

It is an arithmetic number, because the mean of its divisors is an integer number (201707715068).

Almost surely, 2^605123145201 is an apocalyptic number.

It is an amenable number.

605123145201 is a deficient number, since it is larger than the sum of its proper divisors (201707715071).

605123145201 is a wasteful number, since it uses less digits than its factorization.

605123145201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201707715070.

The product of its (nonzero) digits is 7200, while the sum is 30.

Adding to 605123145201 its reverse (102541321506), we get a palindrome (707664466707).

The spelling of 605123145201 in words is "six hundred five billion, one hundred twenty-three million, one hundred forty-five thousand, two hundred one".