52542559 has 2 divisors, whose sum is σ = 52542560. Its totient is φ = 52542558.

The previous prime is 52542521. The next prime is 52542601. The reversal of 52542559 is 95524525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52542559 - 2⁹ = 52542047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52542859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26271279 + 26271280.

It is an arithmetic number, because the mean of its divisors is an integer number (26271280).

Almost surely, 2^52542559 is an apocalyptic number.

52542559 is a deficient number, since it is larger than the sum of its proper divisors (1).

52542559 is an equidigital number, since it uses as much as digits as its factorization.

52542559 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90000, while the sum is 37.

The square root of 52542559 is about 7248.6246281622. The cubic root of 52542559 is about 374.5447726421.

The spelling of 52542559 in words is "fifty-two million, five hundred forty-two thousand, five hundred fifty-nine".