51882617 has 2 divisors, whose sum is σ = 51882618. Its totient is φ = 51882616.

The previous prime is 51882599. The next prime is 51882619. The reversal of 51882617 is 71628815.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 39639616 + 12243001 = 6296^2 + 3499^2 .

It is a cyclic number.

It is not a de Polignac number, because 51882617 - 2¹⁰ = 51881593 is a prime.

Together with 51882619, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (51882619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25941308 + 25941309.

It is an arithmetic number, because the mean of its divisors is an integer number (25941309).

Almost surely, 2^51882617 is an apocalyptic number.

It is an amenable number.

51882617 is a deficient number, since it is larger than the sum of its proper divisors (1).

51882617 is an equidigital number, since it uses as much as digits as its factorization.

51882617 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 26880, while the sum is 38.

The square root of 51882617 is about 7202.9589058942. The cubic root of 51882617 is about 372.9700493696.

The spelling of 51882617 in words is "fifty-one million, eight hundred eighty-two thousand, six hundred seventeen".