5109601789 has 2 divisors, whose sum is σ = 5109601790. Its totient is φ = 5109601788.

The previous prime is 5109601781. The next prime is 5109601813. The reversal of 5109601789 is 9871069015.

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., 2773812889 + 2335788900 = 52667^2 + 48330^2 .

It is a cyclic number.

It is not a de Polignac number, because 5109601789 - 2³ = 5109601781 is a prime.

It is a super-2 number, since 2×5109601789² = 52216060884304001042, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5109601781) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2554800894 + 2554800895.

It is an arithmetic number, because the mean of its divisors is an integer number (2554800895).

Almost surely, 2^5109601789 is an apocalyptic number.

It is an amenable number.

5109601789 is a deficient number, since it is larger than the sum of its proper divisors (1).

5109601789 is an equidigital number, since it uses as much as digits as its factorization.

5109601789 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 136080, while the sum is 46.

The square root of 5109601789 is about 71481.4786430723. The cubic root of 5109601789 is about 1722.3801765454.

The spelling of 5109601789 in words is "five billion, one hundred nine million, six hundred one thousand, seven hundred eighty-nine".