51365514 has 16 divisors (see below), whose sum is σ = 102803328. Its totient is φ = 17109792.

The previous prime is 51365513. The next prime is 51365539. The reversal of 51365514 is 41556315.

51365514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51365513) 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 7 ways as a sum of consecutive naturals, for example, 11919 + ... + 15645.

It is an arithmetic number, because the mean of its divisors is an integer number (6425208).

Almost surely, 2^51365514 is an apocalyptic number.

51365514 is an abundant number, since it is smaller than the sum of its proper divisors (51437814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51365514 is a wasteful number, since it uses less digits than its factorization.

51365514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6029.

The product of its digits is 9000, while the sum is 30.

The square root of 51365514 is about 7166.9738383784. The cubic root of 51365514 is about 371.7268054289.

The spelling of 51365514 in words is "fifty-one million, three hundred sixty-five thousand, five hundred fourteen".