2043114721 has 2 divisors, whose sum is σ = 2043114722. Its totient is φ = 2043114720.

The previous prime is 2043114691. The next prime is 2043114727. The reversal of 2043114721 is 1274113402.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1807185121 + 235929600 = 42511^2 + 15360^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2043114721 is a prime.

It is not a weakly prime, because it can be changed into another prime (2043114727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021557360 + 1021557361.

It is an arithmetic number, because the mean of its divisors is an integer number (1021557361).

Almost surely, 2^2043114721 is an apocalyptic number.

It is an amenable number.

2043114721 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043114721 is an equidigital number, since it uses as much as digits as its factorization.

2043114721 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 2043114721 is about 45200.8265521771. The cubic root of 2043114721 is about 1268.9102854079.

The spelling of 2043114721 in words is "two billion, forty-three million, one hundred fourteen thousand, seven hundred twenty-one".