53555767 has 2 divisors, whose sum is σ = 53555768. Its totient is φ = 53555766.

The previous prime is 53555681. The next prime is 53555791. The reversal of 53555767 is 76755535.

53555767 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 53555767 - 2⁷ = 53555639 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53555267) 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, 26777883 + 26777884.

It is an arithmetic number, because the mean of its divisors is an integer number (26777884).

Almost surely, 2^53555767 is an apocalyptic number.

53555767 is a deficient number, since it is larger than the sum of its proper divisors (1).

53555767 is an equidigital number, since it uses as much as digits as its factorization.

53555767 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 551250, while the sum is 43.

The square root of 53555767 is about 7318.1805798983. The cubic root of 53555767 is about 376.9369809788.

The spelling of 53555767 in words is "fifty-three million, five hundred fifty-five thousand, seven hundred sixty-seven".