5591100349 has 2 divisors, whose sum is σ = 5591100350. Its totient is φ = 5591100348.

The previous prime is 5591100343. The next prime is 5591100373. The reversal of 5591100349 is 9430011955.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3330097849 + 2261002500 = 57707^2 + 47550^2 .

It is a cyclic number.

It is not a de Polignac number, because 5591100349 - 2¹¹ = 5591098301 is a prime.

It is a super-2 number, since 2×5591100349² = 62520806225175843602, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5591100343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2795550174 + 2795550175.

It is an arithmetic number, because the mean of its divisors is an integer number (2795550175).

Almost surely, 2^5591100349 is an apocalyptic number.

It is an amenable number.

5591100349 is a deficient number, since it is larger than the sum of its proper divisors (1).

5591100349 is an equidigital number, since it uses as much as digits as its factorization.

5591100349 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24300, while the sum is 37.

The square root of 5591100349 is about 74773.6607971015. The cubic root of 5591100349 is about 1774.8667861673.

The spelling of 5591100349 in words is "five billion, five hundred ninety-one million, one hundred thousand, three hundred forty-nine".