5719249091 has 2 divisors, whose sum is σ = 5719249092. Its totient is φ = 5719249090.

The previous prime is 5719249087. The next prime is 5719249127. The reversal of 5719249091 is 1909429175.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5719249091 - 2² = 5719249087 is a prime.

It is not a weakly prime, because it can be changed into another prime (5719249001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2859624545 + 2859624546.

It is an arithmetic number, because the mean of its divisors is an integer number (2859624546).

Almost surely, 2^5719249091 is an apocalyptic number.

5719249091 is a deficient number, since it is larger than the sum of its proper divisors (1).

5719249091 is an equidigital number, since it uses as much as digits as its factorization.

5719249091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 204120, while the sum is 47.

The square root of 5719249091 is about 75625.7171271784. The cubic root of 5719249091 is about 1788.3245447298.

The spelling of 5719249091 in words is "five billion, seven hundred nineteen million, two hundred forty-nine thousand, ninety-one".