53248939 has 2 divisors, whose sum is σ = 53248940. Its totient is φ = 53248938.

The previous prime is 53248931. The next prime is 53248969. The reversal of 53248939 is 93984235.

53248939 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 is a cyclic number.

It is not a de Polignac number, because 53248939 - 2³ = 53248931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 53248895 and 53248904.

It is not a weakly prime, because it can be changed into another prime (53248931) 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, 26624469 + 26624470.

It is an arithmetic number, because the mean of its divisors is an integer number (26624470).

Almost surely, 2^53248939 is an apocalyptic number.

53248939 is a deficient number, since it is larger than the sum of its proper divisors (1).

53248939 is an equidigital number, since it uses as much as digits as its factorization.

53248939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 233280, while the sum is 43.

The square root of 53248939 is about 7297.1870607790. The cubic root of 53248939 is about 376.2157614639.

The spelling of 53248939 in words is "fifty-three million, two hundred forty-eight thousand, nine hundred thirty-nine".