52705073 has 2 divisors, whose sum is σ = 52705074. Its totient is φ = 52705072.

The previous prime is 52705043. The next prime is 52705109. The reversal of 52705073 is 37050725.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52591504 + 113569 = 7252^2 + 337^2 .

It is a cyclic number.

It is not a de Polignac number, because 52705073 - 2¹⁶ = 52639537 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (52705043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26352536 + 26352537.

It is an arithmetic number, because the mean of its divisors is an integer number (26352537).

Almost surely, 2^52705073 is an apocalyptic number.

It is an amenable number.

52705073 is a deficient number, since it is larger than the sum of its proper divisors (1).

52705073 is an equidigital number, since it uses as much as digits as its factorization.

52705073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7350, while the sum is 29.

The square root of 52705073 is about 7259.8259621013. The cubic root of 52705073 is about 374.9305305389.

Adding to 52705073 its reverse (37050725), we get a palindrome (89755798).

The spelling of 52705073 in words is "fifty-two million, seven hundred five thousand, seventy-three".