5639077109 has 2 divisors, whose sum is σ = 5639077110. Its totient is φ = 5639077108.

The previous prime is 5639077099. The next prime is 5639077159. The reversal of 5639077109 is 9017709365.

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., 4031869009 + 1607208100 = 63497^2 + 40090^2 .

It is a cyclic number.

It is not a de Polignac number, because 5639077109 - 2⁸ = 5639076853 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5639077159) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2819538554 + 2819538555.

It is an arithmetic number, because the mean of its divisors is an integer number (2819538555).

Almost surely, 2^5639077109 is an apocalyptic number.

It is an amenable number.

5639077109 is a deficient number, since it is larger than the sum of its proper divisors (1).

5639077109 is an equidigital number, since it uses as much as digits as its factorization.

5639077109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 357210, while the sum is 47.

The square root of 5639077109 is about 75093.7887511344. The cubic root of 5639077109 is about 1779.9289948741.

The spelling of 5639077109 in words is "five billion, six hundred thirty-nine million, seventy-seven thousand, one hundred nine".