52662541 has 2 divisors, whose sum is σ = 52662542. Its totient is φ = 52662540.

The previous prime is 52662539. The next prime is 52662553. The reversal of 52662541 is 14526625.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52620516 + 42025 = 7254^2 + 205^2 .

It is a cyclic number.

It is not a de Polignac number, because 52662541 - 2¹ = 52662539 is a prime.

Together with 52662539, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52662241) 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, 26331270 + 26331271.

It is an arithmetic number, because the mean of its divisors is an integer number (26331271).

Almost surely, 2^52662541 is an apocalyptic number.

It is an amenable number.

52662541 is a deficient number, since it is larger than the sum of its proper divisors (1).

52662541 is an equidigital number, since it uses as much as digits as its factorization.

52662541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14400, while the sum is 31.

The square root of 52662541 is about 7256.8960995732. The cubic root of 52662541 is about 374.8296494417.

The spelling of 52662541 in words is "fifty-two million, six hundred sixty-two thousand, five hundred forty-one".