52545037 has 2 divisors, whose sum is σ = 52545038. Its totient is φ = 52545036.

The previous prime is 52545029. The next prime is 52545043. The reversal of 52545037 is 73054525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41615401 + 10929636 = 6451^2 + 3306^2 .

It is a cyclic number.

It is not a de Polignac number, because 52545037 - 2³ = 52545029 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52545007) 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, 26272518 + 26272519.

It is an arithmetic number, because the mean of its divisors is an integer number (26272519).

Almost surely, 2^52545037 is an apocalyptic number.

It is an amenable number.

52545037 is a deficient number, since it is larger than the sum of its proper divisors (1).

52545037 is an equidigital number, since it uses as much as digits as its factorization.

52545037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 52545037 is about 7248.7955551250. The cubic root of 52545037 is about 374.5506606142.

The spelling of 52545037 in words is "fifty-two million, five hundred forty-five thousand, thirty-seven".