5120455009 has 2 divisors, whose sum is σ = 5120455010. Its totient is φ = 5120455008.

The previous prime is 5120455003. The next prime is 5120455037. The reversal of 5120455009 is 9005540215.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4556250000 + 564205009 = 67500^2 + 23753^2 .

It is a cyclic number.

It is not a de Polignac number, because 5120455009 - 2¹³ = 5120446817 is a prime.

It is not a weakly prime, because it can be changed into another prime (5120455003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560227504 + 2560227505.

It is an arithmetic number, because the mean of its divisors is an integer number (2560227505).

Almost surely, 2^5120455009 is an apocalyptic number.

It is an amenable number.

5120455009 is a deficient number, since it is larger than the sum of its proper divisors (1).

5120455009 is an equidigital number, since it uses as much as digits as its factorization.

5120455009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 31.

The square root of 5120455009 is about 71557.3546814022. The cubic root of 5120455009 is about 1723.5988071368.

The spelling of 5120455009 in words is "five billion, one hundred twenty million, four hundred fifty-five thousand, nine".