51756527 has 2 divisors, whose sum is σ = 51756528. Its totient is φ = 51756526.

The previous prime is 51756521. The next prime is 51756533. The reversal of 51756527 is 72565715.

It is a balanced prime because it is at equal distance from previous prime (51756521) and next prime (51756533).

It is a cyclic number.

It is not a de Polignac number, because 51756527 - 2¹⁰ = 51755503 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51756521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25878263 + 25878264.

It is an arithmetic number, because the mean of its divisors is an integer number (25878264).

Almost surely, 2^51756527 is an apocalyptic number.

51756527 is a deficient number, since it is larger than the sum of its proper divisors (1).

51756527 is an equidigital number, since it uses as much as digits as its factorization.

51756527 is an evil number, because the sum of its binary digits is even.

The product of its digits is 73500, while the sum is 38.

The square root of 51756527 is about 7194.2009285257. The cubic root of 51756527 is about 372.6676620134.

The spelling of 51756527 in words is "fifty-one million, seven hundred fifty-six thousand, five hundred twenty-seven".