2141103449 has 2 divisors, whose sum is σ = 2141103450. Its totient is φ = 2141103448.

The previous prime is 2141103413. The next prime is 2141103463. The reversal of 2141103449 is 9443011412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2137397824 + 3705625 = 46232^2 + 1925^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2141103449 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2141103479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070551724 + 1070551725.

It is an arithmetic number, because the mean of its divisors is an integer number (1070551725).

Almost surely, 2^2141103449 is an apocalyptic number.

It is an amenable number.

2141103449 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141103449 is an equidigital number, since it uses as much as digits as its factorization.

2141103449 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 2141103449 is about 46272.0590529533. The cubic root of 2141103449 is about 1288.8801950136.

The spelling of 2141103449 in words is "two billion, one hundred forty-one million, one hundred three thousand, four hundred forty-nine".