2241001261 has 2 divisors, whose sum is σ = 2241001262. Its totient is φ = 2241001260.

The previous prime is 2241001211. The next prime is 2241001267. The reversal of 2241001261 is 1621001422.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1696945636 + 544055625 = 41194^2 + 23325^2 .

It is a cyclic number.

It is not a de Polignac number, because 2241001261 - 2¹⁷ = 2240870189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2241001267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1120500630 + 1120500631.

It is an arithmetic number, because the mean of its divisors is an integer number (1120500631).

Almost surely, 2^2241001261 is an apocalyptic number.

It is an amenable number.

2241001261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2241001261 is an equidigital number, since it uses as much as digits as its factorization.

2241001261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 2241001261 is about 47339.2148329480. The cubic root of 2241001261 is about 1308.6214468880.

Adding to 2241001261 its reverse (1621001422), we get a palindrome (3862002683).

The spelling of 2241001261 in words is "two billion, two hundred forty-one million, one thousand, two hundred sixty-one".