51412241 has 2 divisors, whose sum is σ = 51412242. Its totient is φ = 51412240.

The previous prime is 51412217. The next prime is 51412259. The reversal of 51412241 is 14221415.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 49056016 + 2356225 = 7004^2 + 1535^2 .

It is a cyclic number.

It is not a de Polignac number, because 51412241 - 2⁶ = 51412177 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51412261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25706120 + 25706121.

It is an arithmetic number, because the mean of its divisors is an integer number (25706121).

Almost surely, 2^51412241 is an apocalyptic number.

It is an amenable number.

51412241 is a deficient number, since it is larger than the sum of its proper divisors (1).

51412241 is an equidigital number, since it uses as much as digits as its factorization.

51412241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 320, while the sum is 20.

The square root of 51412241 is about 7170.2329808731. The cubic root of 51412241 is about 371.8394907224.

Adding to 51412241 its reverse (14221415), we get a palindrome (65633656).

The spelling of 51412241 in words is "fifty-one million, four hundred twelve thousand, two hundred forty-one".