266160541 has 8 divisors (see below), whose sum is σ = 271565784. Its totient is φ = 260769600.

The previous prime is 266160533. The next prime is 266160563. The reversal of 266160541 is 145061662.

It can be written as a sum of positive squares in 4 ways, for example, as 74753316 + 191407225 = 8646^2 + 13835^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 266160541 - 2³ = 266160533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (266160571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39091 + ... + 45391.

It is an arithmetic number, because the mean of its divisors is an integer number (33945723).

Almost surely, 2^266160541 is an apocalyptic number.

It is an amenable number.

266160541 is a deficient number, since it is larger than the sum of its proper divisors (5405243).

266160541 is an equidigital number, since it uses as much as digits as its factorization.

266160541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7151.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 266160541 is about 16314.4273880514. The cubic root of 266160541 is about 643.2521160384.

The spelling of 266160541 in words is "two hundred sixty-six million, one hundred sixty thousand, five hundred forty-one".