4719091121 has 2 divisors, whose sum is σ = 4719091122. Its totient is φ = 4719091120.

The previous prime is 4719091093. The next prime is 4719091133. The reversal of 4719091121 is 1211909174.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4483775521 + 235315600 = 66961^2 + 15340^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4719091121 is a prime.

It is not a weakly prime, because it can be changed into another prime (4719091721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2359545560 + 2359545561.

It is an arithmetic number, because the mean of its divisors is an integer number (2359545561).

Almost surely, 2^4719091121 is an apocalyptic number.

It is an amenable number.

4719091121 is a deficient number, since it is larger than the sum of its proper divisors (1).

4719091121 is an equidigital number, since it uses as much as digits as its factorization.

4719091121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4536, while the sum is 35.

The square root of 4719091121 is about 68695.6412081582. The cubic root of 4719091121 is about 1677.3336295254. Note that the first 3 decimals are identical.

The spelling of 4719091121 in words is "four billion, seven hundred nineteen million, ninety-one thousand, one hundred twenty-one".