2141454361 has 2 divisors, whose sum is σ = 2141454362. Its totient is φ = 2141454360.

The previous prime is 2141454277. The next prime is 2141454389. The reversal of 2141454361 is 1634541412.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2137675225 + 3779136 = 46235^2 + 1944^2 .

It is a cyclic number.

It is not a de Polignac number, because 2141454361 - 2⁹ = 2141453849 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not a weakly prime, because it can be changed into another prime (2141454961) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1070727180 + 1070727181.

It is an arithmetic number, because the mean of its divisors is an integer number (1070727181).

Almost surely, 2^2141454361 is an apocalyptic number.

It is an amenable number.

2141454361 is a deficient number, since it is larger than the sum of its proper divisors (1).

2141454361 is an equidigital number, since it uses as much as digits as its factorization.

2141454361 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11520, while the sum is 31.

The square root of 2141454361 is about 46275.8507323204. The cubic root of 2141454361 is about 1288.9506040078.

Adding to 2141454361 its reverse (1634541412), we get a palindrome (3775995773).

The spelling of 2141454361 in words is "two billion, one hundred forty-one million, four hundred fifty-four thousand, three hundred sixty-one".