1042250320241 has 4 divisors (see below), whose sum is σ = 1122423421812. Its totient is φ = 962077218672.

The previous prime is 1042250320183. The next prime is 1042250320253. The reversal of 1042250320241 is 1420230522401.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 223252470016 + 818997850225 = 472496^2 + 904985^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1042250320241 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1042250320241.

It is not an unprimeable number, because it can be changed into a prime (1042250320271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40086550766 + ... + 40086550791.

It is an arithmetic number, because the mean of its divisors is an integer number (280605855453).

Almost surely, 2^{1042250320241} is an apocalyptic number.

It is an amenable number.

1042250320241 is a deficient number, since it is larger than the sum of its proper divisors (80173101571).

1042250320241 is an equidigital number, since it uses as much as digits as its factorization.

1042250320241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80173101570.

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 1042250320241 its reverse (1420230522401), we get a palindrome (2462480842642).

The spelling of 1042250320241 in words is "one trillion, forty-two billion, two hundred fifty million, three hundred twenty thousand, two hundred forty-one".