266162441 has 2 divisors, whose sum is σ = 266162442. Its totient is φ = 266162440.

The previous prime is 266162411. The next prime is 266162461. The reversal of 266162441 is 144261662.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 230402041 + 35760400 = 15179^2 + 5980^2 .

It is a cyclic number.

It is not a de Polignac number, because 266162441 - 2¹⁰ = 266161417 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 266162398 and 266162407.

It is not a weakly prime, because it can be changed into another prime (266162401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133081220 + 133081221.

It is an arithmetic number, because the mean of its divisors is an integer number (133081221).

Almost surely, 2^266162441 is an apocalyptic number.

It is an amenable number.

266162441 is a deficient number, since it is larger than the sum of its proper divisors (1).

266162441 is an equidigital number, since it uses as much as digits as its factorization.

266162441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13824, while the sum is 32.

The square root of 266162441 is about 16314.4856186151. The cubic root of 266162441 is about 643.2536466637.

The spelling of 266162441 in words is "two hundred sixty-six million, one hundred sixty-two thousand, four hundred forty-one".