52605149 has 2 divisors, whose sum is σ = 52605150. Its totient is φ = 52605148.

The previous prime is 52605127. The next prime is 52605197. The reversal of 52605149 is 94150625.

It is a happy number.

52605149 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 30580900 + 22024249 = 5530^2 + 4693^2 .

It is a cyclic number.

It is not a de Polignac number, because 52605149 - 2¹² = 52601053 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 (52605349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26302574 + 26302575.

It is an arithmetic number, because the mean of its divisors is an integer number (26302575).

Almost surely, 2^52605149 is an apocalyptic number.

It is an amenable number.

52605149 is a deficient number, since it is larger than the sum of its proper divisors (1).

52605149 is an equidigital number, since it uses as much as digits as its factorization.

52605149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 32.

The square root of 52605149 is about 7252.9407139449. The cubic root of 52605149 is about 374.6934359695.

The spelling of 52605149 in words is "fifty-two million, six hundred five thousand, one hundred forty-nine".