53123385587 has 2 divisors, whose sum is σ = 53123385588. Its totient is φ = 53123385586.

The previous prime is 53123385551. The next prime is 53123385611. The reversal of 53123385587 is 78558332135.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53123385587 - 2¹² = 53123381491 is a prime.

It is not a weakly prime, because it can be changed into another prime (53123385547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26561692793 + 26561692794.

It is an arithmetic number, because the mean of its divisors is an integer number (26561692794).

Almost surely, 2^53123385587 is an apocalyptic number.

53123385587 is a deficient number, since it is larger than the sum of its proper divisors (1).

53123385587 is an equidigital number, since it uses as much as digits as its factorization.

53123385587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3024000, while the sum is 50.

The spelling of 53123385587 in words is "fifty-three billion, one hundred twenty-three million, three hundred eighty-five thousand, five hundred eighty-seven".