52361539 has 2 divisors, whose sum is σ = 52361540. Its totient is φ = 52361538.

The previous prime is 52361527. The next prime is 52361557. The reversal of 52361539 is 93516325.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52361539 - 2¹⁷ = 52230467 is a prime.

It is not a weakly prime, because it can be changed into another prime (52361579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26180769 + 26180770.

It is an arithmetic number, because the mean of its divisors is an integer number (26180770).

Almost surely, 2^52361539 is an apocalyptic number.

52361539 is a deficient number, since it is larger than the sum of its proper divisors (1).

52361539 is an equidigital number, since it uses as much as digits as its factorization.

52361539 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 24300, while the sum is 34.

The square root of 52361539 is about 7236.1273482437. The cubic root of 52361539 is about 374.1141496247.

It can be divided in two parts, 52361 and 539, that added together give a square (52900 = 230²).

The spelling of 52361539 in words is "fifty-two million, three hundred sixty-one thousand, five hundred thirty-nine".