52523587 has 2 divisors, whose sum is σ = 52523588. Its totient is φ = 52523586.

The previous prime is 52523567. The next prime is 52523633. The reversal of 52523587 is 78532525.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52523587 is a prime.

It is not a weakly prime, because it can be changed into another prime (52523567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26261793 + 26261794.

It is an arithmetic number, because the mean of its divisors is an integer number (26261794).

Almost surely, 2^52523587 is an apocalyptic number.

52523587 is a deficient number, since it is larger than the sum of its proper divisors (1).

52523587 is an equidigital number, since it uses as much as digits as its factorization.

52523587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 84000, while the sum is 37.

The square root of 52523587 is about 7247.3158479536. The cubic root of 52523587 is about 374.4996871661.

The spelling of 52523587 in words is "fifty-two million, five hundred twenty-three thousand, five hundred eighty-seven".