51054617 has 2 divisors, whose sum is σ = 51054618. Its totient is φ = 51054616.

The previous prime is 51054611. The next prime is 51054623. The reversal of 51054617 is 71645015.

It is a balanced prime because it is at equal distance from previous prime (51054611) and next prime (51054623).

It can be written as a sum of positive squares in only one way, i.e., 43414921 + 7639696 = 6589^2 + 2764^2 .

It is a cyclic number.

It is not a de Polignac number, because 51054617 - 2¹⁸ = 50792473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 51054617.

It is not a weakly prime, because it can be changed into another prime (51054611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25527308 + 25527309.

It is an arithmetic number, because the mean of its divisors is an integer number (25527309).

Almost surely, 2^51054617 is an apocalyptic number.

It is an amenable number.

51054617 is a deficient number, since it is larger than the sum of its proper divisors (1).

51054617 is an equidigital number, since it uses as much as digits as its factorization.

51054617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 51054617 is about 7145.2513601692. The cubic root of 51054617 is about 370.9753109456.

The spelling of 51054617 in words is "fifty-one million, fifty-four thousand, six hundred seventeen".