53817623 has 2 divisors, whose sum is σ = 53817624. Its totient is φ = 53817622.

The previous prime is 53817613. The next prime is 53817697. The reversal of 53817623 is 32671835.

53817623 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 53817623 - 2⁴ = 53817607 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53817613) 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, 26908811 + 26908812.

It is an arithmetic number, because the mean of its divisors is an integer number (26908812).

Almost surely, 2^53817623 is an apocalyptic number.

53817623 is a deficient number, since it is larger than the sum of its proper divisors (1).

53817623 is an equidigital number, since it uses as much as digits as its factorization.

53817623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 53817623 is about 7336.0495499962. The cubic root of 53817623 is about 377.5503153553.

The spelling of 53817623 in words is "fifty-three million, eight hundred seventeen thousand, six hundred twenty-three".