51226529 has 2 divisors, whose sum is σ = 51226530. Its totient is φ = 51226528.

The previous prime is 51226481. The next prime is 51226561. The reversal of 51226529 is 92562215.

51226529 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (51226561) can be obtained adding 51226529 to its sum of digits (32).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 37149025 + 14077504 = 6095^2 + 3752^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51226529 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 51226495 and 51226504.

It is not a weakly prime, because it can be changed into another prime (51226579) 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, 25613264 + 25613265.

It is an arithmetic number, because the mean of its divisors is an integer number (25613265).

Almost surely, 2^51226529 is an apocalyptic number.

It is an amenable number.

51226529 is a deficient number, since it is larger than the sum of its proper divisors (1).

51226529 is an equidigital number, since it uses as much as digits as its factorization.

51226529 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10800, while the sum is 32.

The square root of 51226529 is about 7157.2710581618. The cubic root of 51226529 is about 371.3912293186.

The spelling of 51226529 in words is "fifty-one million, two hundred twenty-six thousand, five hundred twenty-nine".