2666141 has 2 divisors, whose sum is σ = 2666142. Its totient is φ = 2666140.

The previous prime is 2666117. The next prime is 2666177. The reversal of 2666141 is 1416662.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2042041 + 624100 = 1429^2 + 790^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2666141 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2666141.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2666101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1333070 + 1333071.

It is an arithmetic number, because the mean of its divisors is an integer number (1333071).

2^2666141 is an apocalyptic number.

It is an amenable number.

2666141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2666141 is an equidigital number, since it uses as much as digits as its factorization.

2666141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1728, while the sum is 26.

The square root of 2666141 is about 1632.8322020342. The cubic root of 2666141 is about 138.6631423486.

The spelling of 2666141 in words is "two million, six hundred sixty-six thousand, one hundred forty-one".