51314423 has 2 divisors, whose sum is σ = 51314424. Its totient is φ = 51314422.

The previous prime is 51314413. The next prime is 51314447. The reversal of 51314423 is 32441315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51314423 - 2⁴ = 51314407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51314413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25657211 + 25657212.

It is an arithmetic number, because the mean of its divisors is an integer number (25657212).

Almost surely, 2^51314423 is an apocalyptic number.

51314423 is a deficient number, since it is larger than the sum of its proper divisors (1).

51314423 is an equidigital number, since it uses as much as digits as its factorization.

51314423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 51314423 is about 7163.4086160151. The cubic root of 51314423 is about 371.6035178181.

Adding to 51314423 its reverse (32441315), we get a palindrome (83755738).

The spelling of 51314423 in words is "fifty-one million, three hundred fourteen thousand, four hundred twenty-three".