52126289 has 2 divisors, whose sum is σ = 52126290. Its totient is φ = 52126288.

The previous prime is 52126273. The next prime is 52126339. The reversal of 52126289 is 98262125.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 48094225 + 4032064 = 6935^2 + 2008^2 .

It is a cyclic number.

It is not a de Polignac number, because 52126289 - 2⁴ = 52126273 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 (52126589) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26063144 + 26063145.

It is an arithmetic number, because the mean of its divisors is an integer number (26063145).

Almost surely, 2^52126289 is an apocalyptic number.

It is an amenable number.

52126289 is a deficient number, since it is larger than the sum of its proper divisors (1).

52126289 is an equidigital number, since it uses as much as digits as its factorization.

52126289 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17280, while the sum is 35.

The square root of 52126289 is about 7219.8538073842. The cubic root of 52126289 is about 373.5530349229.

The spelling of 52126289 in words is "fifty-two million, one hundred twenty-six thousand, two hundred eighty-nine".