51062279 has 2 divisors, whose sum is σ = 51062280. Its totient is φ = 51062278.

The previous prime is 51062233. The next prime is 51062281. The reversal of 51062279 is 97226015.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51062279 - 2⁸ = 51062023 is a prime.

Together with 51062281, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51061279) 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, 25531139 + 25531140.

It is an arithmetic number, because the mean of its divisors is an integer number (25531140).

Almost surely, 2^51062279 is an apocalyptic number.

51062279 is a deficient number, since it is larger than the sum of its proper divisors (1).

51062279 is an equidigital number, since it uses as much as digits as its factorization.

51062279 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7560, while the sum is 32.

The square root of 51062279 is about 7145.7875003389. The cubic root of 51062279 is about 370.9938680048.

The spelling of 51062279 in words is "fifty-one million, sixty-two thousand, two hundred seventy-nine".