1240002241 has 2 divisors, whose sum is σ = 1240002242. Its totient is φ = 1240002240.

The previous prime is 1240002229. The next prime is 1240002277. The reversal of 1240002241 is 1422000421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1239321616 + 680625 = 35204^2 + 825^2 .

It is a cyclic number.

It is not a de Polignac number, because 1240002241 - 2⁹ = 1240001729 is a prime.

It is not a weakly prime, because it can be changed into another prime (1240002041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 620001120 + 620001121.

It is an arithmetic number, because the mean of its divisors is an integer number (620001121).

Almost surely, 2^1240002241 is an apocalyptic number.

It is an amenable number.

1240002241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1240002241 is an equidigital number, since it uses as much as digits as its factorization.

1240002241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 1240002241 is about 35213.6655433654. The cubic root of 1240002241 is about 1074.3377181900.

Adding to 1240002241 its reverse (1422000421), we get a palindrome (2662002662).

The spelling of 1240002241 in words is "one billion, two hundred forty million, two thousand, two hundred forty-one".