2656141 has 2 divisors, whose sum is σ = 2656142. Its totient is φ = 2656140.

The previous prime is 2656117. The next prime is 2656163. The reversal of 2656141 is 1416562.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2653641 + 2500 = 1629^2 + 50^2 .

It is a cyclic number.

It is not a de Polignac number, because 2656141 - 2⁷ = 2656013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2656441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1328070 + 1328071.

It is an arithmetic number, because the mean of its divisors is an integer number (1328071).

2^2656141 is an apocalyptic number.

It is an amenable number.

2656141 is a deficient number, since it is larger than the sum of its proper divisors (1).

2656141 is an equidigital number, since it uses as much as digits as its factorization.

2656141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1440, while the sum is 25.

The square root of 2656141 is about 1629.7671612841. The cubic root of 2656141 is about 138.4895620471.

The spelling of 2656141 in words is "two million, six hundred fifty-six thousand, one hundred forty-one".