20441461 has 2 divisors, whose sum is σ = 20441462. Its totient is φ = 20441460.

The previous prime is 20441437. The next prime is 20441467. The reversal of 20441461 is 16414402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19307236 + 1134225 = 4394^2 + 1065^2 .

It is a cyclic number.

It is not a de Polignac number, because 20441461 - 2¹⁹ = 19917173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20441467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10220730 + 10220731.

It is an arithmetic number, because the mean of its divisors is an integer number (10220731).

Almost surely, 2^20441461 is an apocalyptic number.

It is an amenable number.

20441461 is a deficient number, since it is larger than the sum of its proper divisors (1).

20441461 is an equidigital number, since it uses as much as digits as its factorization.

20441461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 20441461 is about 4521.2233963829. The cubic root of 20441461 is about 273.4244271366.

Adding to 20441461 its reverse (16414402), we get a palindrome (36855863).

It can be divided in two parts, 20441 and 461, that added together give a palindrome (20902).

The spelling of 20441461 in words is "twenty million, four hundred forty-one thousand, four hundred sixty-one".