53555923 has 2 divisors, whose sum is σ = 53555924. Its totient is φ = 53555922.

The previous prime is 53555869. The next prime is 53555947. The reversal of 53555923 is 32955535.

It is a happy number.

53555923 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 is a cyclic number.

It is not a de Polignac number, because 53555923 - 2¹⁷ = 53424851 is a prime.

It is not a weakly prime, because it can be changed into another prime (53555023) 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, 26777961 + 26777962.

It is an arithmetic number, because the mean of its divisors is an integer number (26777962).

Almost surely, 2^53555923 is an apocalyptic number.

53555923 is a deficient number, since it is larger than the sum of its proper divisors (1).

53555923 is an equidigital number, since it uses as much as digits as its factorization.

53555923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 101250, while the sum is 37.

The square root of 53555923 is about 7318.1912382774. The cubic root of 53555923 is about 376.9373469656.

The spelling of 53555923 in words is "fifty-three million, five hundred fifty-five thousand, nine hundred twenty-three".