5123077209 has 12 divisors (see below), whose sum is σ = 7400882736. Its totient is φ = 3414977592.

The previous prime is 5123077159. The next prime is 5123077261. The reversal of 5123077209 is 9027703215.

It is not a de Polignac number, because 5123077209 - 2³¹ = 2975593561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5123077709) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 59194 + ... + 117260.

It is an arithmetic number, because the mean of its divisors is an integer number (616740228).

Almost surely, 2^5123077209 is an apocalyptic number.

It is an amenable number.

5123077209 is a deficient number, since it is larger than the sum of its proper divisors (2277805527).

5123077209 is a wasteful number, since it uses less digits than its factorization.

5123077209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67876 (or 67873 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 5123077209 is about 71575.6747016750. The cubic root of 5123077209 is about 1723.8929769257.

The spelling of 5123077209 in words is "five billion, one hundred twenty-three million, seventy-seven thousand, two hundred nine".