53126501 has 2 divisors, whose sum is σ = 53126502. Its totient is φ = 53126500.

The previous prime is 53126477. The next prime is 53126533. The reversal of 53126501 is 10562135.

53126501 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52562500 + 564001 = 7250^2 + 751^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53126501 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53126551) 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, 26563250 + 26563251.

It is an arithmetic number, because the mean of its divisors is an integer number (26563251).

Almost surely, 2^53126501 is an apocalyptic number.

It is an amenable number.

53126501 is a deficient number, since it is larger than the sum of its proper divisors (1).

53126501 is an equidigital number, since it uses as much as digits as its factorization.

53126501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 53126501 is about 7288.7928355798. The cubic root of 53126501 is about 375.9271894816.

Adding to 53126501 its reverse (10562135), we get a palindrome (63688636).

The spelling of 53126501 in words is "fifty-three million, one hundred twenty-six thousand, five hundred one".