2116441 has 2 divisors, whose sum is σ = 2116442. Its totient is φ = 2116440.

The previous prime is 2116427. The next prime is 2116447. The reversal of 2116441 is 1446112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1700416 + 416025 = 1304^2 + 645^2 .

It is a cyclic number.

It is not a de Polignac number, because 2116441 - 2⁵ = 2116409 is a prime.

It is not a weakly prime, because it can be changed into another prime (2116447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1058220 + 1058221.

It is an arithmetic number, because the mean of its divisors is an integer number (1058221).

2^2116441 is an apocalyptic number.

It is an amenable number.

2116441 is a deficient number, since it is larger than the sum of its proper divisors (1).

2116441 is an equidigital number, since it uses as much as digits as its factorization.

2116441 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 192, while the sum is 19.

The square root of 2116441 is about 1454.7992988725. The cubic root of 2116441 is about 128.3912386500.

It can be divided in two parts, 2116 and 441, that multiplied together give a square (933156 = 966²).

The spelling of 2116441 in words is "two million, one hundred sixteen thousand, four hundred forty-one".