52266161 has 2 divisors, whose sum is σ = 52266162. Its totient is φ = 52266160.

The previous prime is 52266139. The next prime is 52266197. The reversal of 52266161 is 16166225.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 52200625 + 65536 = 7225^2 + 256^2 .

It is a cyclic number.

It is not a de Polignac number, because 52266161 - 2¹⁴ = 52249777 is a prime.

It is not a weakly prime, because it can be changed into another prime (52266761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26133080 + 26133081.

It is an arithmetic number, because the mean of its divisors is an integer number (26133081).

Almost surely, 2^52266161 is an apocalyptic number.

It is an amenable number.

52266161 is a deficient number, since it is larger than the sum of its proper divisors (1).

52266161 is an equidigital number, since it uses as much as digits as its factorization.

52266161 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 29.

The square root of 52266161 is about 7229.5339407184. The cubic root of 52266161 is about 373.8868584525.

The spelling of 52266161 in words is "fifty-two million, two hundred sixty-six thousand, one hundred sixty-one".