51475339 has 2 divisors, whose sum is σ = 51475340. Its totient is φ = 51475338.

The previous prime is 51475297. The next prime is 51475379. The reversal of 51475339 is 93357415.

51475339 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51475339 - 2⁷ = 51475211 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 51475298 and 51475307.

It is not a weakly prime, because it can be changed into another prime (51475379) 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 as a sum of consecutive naturals, namely, 25737669 + 25737670.

It is an arithmetic number, because the mean of its divisors is an integer number (25737670).

Almost surely, 2^51475339 is an apocalyptic number.

51475339 is a deficient number, since it is larger than the sum of its proper divisors (1).

51475339 is an equidigital number, since it uses as much as digits as its factorization.

51475339 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 56700, while the sum is 37.

The square root of 51475339 is about 7174.6316281744. The cubic root of 51475339 is about 371.9915474820.

The spelling of 51475339 in words is "fifty-one million, four hundred seventy-five thousand, three hundred thirty-nine".