266051 has 2 divisors, whose sum is σ = 266052. Its totient is φ = 266050.

The previous prime is 266047. The next prime is 266053. The reversal of 266051 is 150662.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 266051 - 2² = 266047 is a prime.

Together with 266053, it forms a pair of twin primes.

It is a Chen prime.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 266051.

It is not a weakly prime, because it can be changed into another prime (266053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 133025 + 133026.

It is an arithmetic number, because the mean of its divisors is an integer number (133026).

2²⁶⁶⁰⁵¹ is an apocalyptic number.

266051 is a deficient number, since it is larger than the sum of its proper divisors (1).

266051 is an equidigital number, since it uses as much as digits as its factorization.

266051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 266051 is about 515.8013183388. The cubic root of 266051 is about 64.3163858342.

The spelling of 266051 in words is "two hundred sixty-six thousand, fifty-one".