52640053 has 2 divisors, whose sum is σ = 52640054. Its totient is φ = 52640052.

The previous prime is 52639999. The next prime is 52640083. The reversal of 52640053 is 35004625.

52640053 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 45252529 + 7387524 = 6727^2 + 2718^2 .

It is a cyclic number.

It is not a de Polignac number, because 52640053 - 2⁹ = 52639541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52640083) 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, 26320026 + 26320027.

It is an arithmetic number, because the mean of its divisors is an integer number (26320027).

Almost surely, 2^52640053 is an apocalyptic number.

It is an amenable number.

52640053 is a deficient number, since it is larger than the sum of its proper divisors (1).

52640053 is an equidigital number, since it uses as much as digits as its factorization.

52640053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 52640053 is about 7255.3465113666. The cubic root of 52640053 is about 374.7762884942.

Adding to 52640053 its reverse (35004625), we get a palindrome (87644678).

The spelling of 52640053 in words is "fifty-two million, six hundred forty thousand, fifty-three".