53240023 has 2 divisors, whose sum is σ = 53240024. Its totient is φ = 53240022.

The previous prime is 53240021. The next prime is 53240087. The reversal of 53240023 is 32004235.

53240023 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 53240023 - 2¹ = 53240021 is a prime.

Together with 53240021, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53240021) 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, 26620011 + 26620012.

It is an arithmetic number, because the mean of its divisors is an integer number (26620012).

Almost surely, 2^53240023 is an apocalyptic number.

53240023 is a deficient number, since it is larger than the sum of its proper divisors (1).

53240023 is an equidigital number, since it uses as much as digits as its factorization.

53240023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 53240023 is about 7296.5761148637. The cubic root of 53240023 is about 376.1947624417.

Adding to 53240023 its reverse (32004235), we get a palindrome (85244258).

The spelling of 53240023 in words is "fifty-three million, two hundred forty thousand, twenty-three".