52539923 has 2 divisors, whose sum is σ = 52539924. Its totient is φ = 52539922.

The previous prime is 52539917. The next prime is 52539941. The reversal of 52539923 is 32993525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52539923 - 2¹² = 52535827 is a prime.

It is not a weakly prime, because it can be changed into another prime (52539973) 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, 26269961 + 26269962.

It is an arithmetic number, because the mean of its divisors is an integer number (26269962).

Almost surely, 2^52539923 is an apocalyptic number.

52539923 is a deficient number, since it is larger than the sum of its proper divisors (1).

52539923 is an equidigital number, since it uses as much as digits as its factorization.

52539923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72900, while the sum is 38.

The square root of 52539923 is about 7248.4427982843. The cubic root of 52539923 is about 374.5385090433.

It can be divided in two parts, 525 and 39923, that multiplied together give a triangular number (20959575 = T₆₄₇₄).

The spelling of 52539923 in words is "fifty-two million, five hundred thirty-nine thousand, nine hundred twenty-three".