51327315 has 24 divisors (see below), whose sum is σ = 95812080. Its totient is φ = 25268544.

The previous prime is 51327281. The next prime is 51327317. The reversal of 51327315 is 51372315.

51327315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51327315 - 2¹³ = 51319123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51327317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43285 + ... + 44454.

It is an arithmetic number, because the mean of its divisors is an integer number (3992170).

Almost surely, 2^51327315 is an apocalyptic number.

51327315 is a deficient number, since it is larger than the sum of its proper divisors (44484765).

51327315 is a wasteful number, since it uses less digits than its factorization.

51327315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87763 (or 87760 counting only the distinct ones).

The product of its digits is 3150, while the sum is 27.

The square root of 51327315 is about 7164.3084104469. The cubic root of 51327315 is about 371.6346351995.

The spelling of 51327315 in words is "fifty-one million, three hundred twenty-seven thousand, three hundred fifteen".