51470423 has 2 divisors, whose sum is σ = 51470424. Its totient is φ = 51470422.

The previous prime is 51470401. The next prime is 51470429. The reversal of 51470423 is 32407415.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51470423 - 2⁶ = 51470359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51470392 and 51470401.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51470429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25735211 + 25735212.

It is an arithmetic number, because the mean of its divisors is an integer number (25735212).

Almost surely, 2^51470423 is an apocalyptic number.

51470423 is a deficient number, since it is larger than the sum of its proper divisors (1).

51470423 is an equidigital number, since it uses as much as digits as its factorization.

51470423 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 51470423 is about 7174.2890240079. The cubic root of 51470423 is about 371.9797051209.

Adding to 51470423 its reverse (32407415), we get a palindrome (83877838).

The spelling of 51470423 in words is "fifty-one million, four hundred seventy thousand, four hundred twenty-three".