126528253 has 2 divisors, whose sum is σ = 126528254. Its totient is φ = 126528252.

The previous prime is 126528209. The next prime is 126528257. The reversal of 126528253 is 352825621.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 92679129 + 33849124 = 9627^2 + 5818^2 .

It is a cyclic number.

It is not a de Polignac number, because 126528253 - 2⁹ = 126527741 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (126528257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63264126 + 63264127.

It is an arithmetic number, because the mean of its divisors is an integer number (63264127).

Almost surely, 2^126528253 is an apocalyptic number.

It is an amenable number.

126528253 is a deficient number, since it is larger than the sum of its proper divisors (1).

126528253 is an equidigital number, since it uses as much as digits as its factorization.

126528253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28800, while the sum is 34.

The square root of 126528253 is about 11248.4778081303. The cubic root of 126528253 is about 502.0294224116.

The spelling of 126528253 in words is "one hundred twenty-six million, five hundred twenty-eight thousand, two hundred fifty-three".