51341330 has 16 divisors (see below), whose sum is σ = 93331224. Its totient is φ = 20332800.

The previous prime is 51341299. The next prime is 51341333. The reversal of 51341330 is 3314315.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 49801249 + 1540081 = 7057^2 + 1241^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51341333) 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 in 7 ways as a sum of consecutive naturals, for example, 24407 + ... + 26426.

Almost surely, 2^51341330 is an apocalyptic number.

51341330 is a deficient number, since it is larger than the sum of its proper divisors (41989894).

51341330 is a wasteful number, since it uses less digits than its factorization.

51341330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50941.

The product of its (nonzero) digits is 540, while the sum is 20.

The square root of 51341330 is about 7165.2864562416. The cubic root of 51341330 is about 371.6684572519.

Adding to 51341330 its reverse (3314315), we get a palindrome (54655645).

The spelling of 51341330 in words is "fifty-one million, three hundred forty-one thousand, three hundred thirty".