53325257 has 2 divisors, whose sum is σ = 53325258. Its totient is φ = 53325256.

The previous prime is 53325241. The next prime is 53325281. The reversal of 53325257 is 75252335.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36711481 + 16613776 = 6059^2 + 4076^2 .

It is a cyclic number.

It is not a de Polignac number, because 53325257 - 2⁴ = 53325241 is a prime.

It is not a weakly prime, because it can be changed into another prime (53325227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26662628 + 26662629.

It is an arithmetic number, because the mean of its divisors is an integer number (26662629).

Almost surely, 2^53325257 is an apocalyptic number.

It is an amenable number.

53325257 is a deficient number, since it is larger than the sum of its proper divisors (1).

53325257 is an equidigital number, since it uses as much as digits as its factorization.

53325257 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31500, while the sum is 32.

The square root of 53325257 is about 7302.4144637236. The cubic root of 53325257 is about 376.3954102916.

The spelling of 53325257 in words is "fifty-three million, three hundred twenty-five thousand, two hundred fifty-seven".