51323514 has 32 divisors (see below), whose sum is σ = 115010496. Its totient is φ = 15131520.

The previous prime is 51323501. The next prime is 51323521. The reversal of 51323514 is 41532315.

51323514 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 8067 + ... + 12950.

It is an arithmetic number, because the mean of its divisors is an integer number (3594078).

Almost surely, 2^51323514 is an apocalyptic number.

51323514 is an abundant number, since it is smaller than the sum of its proper divisors (63686982).

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

51323514 is a wasteful number, since it uses less digits than its factorization.

51323514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21070.

The product of its digits is 1800, while the sum is 24.

The square root of 51323514 is about 7164.0431321985. The cubic root of 51323514 is about 371.6254612790.

Adding to 51323514 its reverse (41532315), we get a palindrome (92855829).

It can be divided in two parts, 5132 and 3514, that added together give a triangular number (8646 = T₁₃₁).

The spelling of 51323514 in words is "fifty-one million, three hundred twenty-three thousand, five hundred fourteen".