51375323 has 4 divisors (see below), whose sum is σ = 51389760. Its totient is φ = 51360888.

The previous prime is 51375299. The next prime is 51375329. The reversal of 51375323 is 32357315.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 51375323 - 2¹⁰ = 51374299 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51375329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2333 + ... + 10401.

It is an arithmetic number, because the mean of its divisors is an integer number (12847440).

Almost surely, 2^51375323 is an apocalyptic number.

51375323 is a deficient number, since it is larger than the sum of its proper divisors (14437).

51375323 is an equidigital number, since it uses as much as digits as its factorization.

51375323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14436.

The product of its digits is 9450, while the sum is 29.

The square root of 51375323 is about 7167.6581252177. The cubic root of 51375323 is about 371.7504661556.

The spelling of 51375323 in words is "fifty-one million, three hundred seventy-five thousand, three hundred twenty-three".