5120545459 has 2 divisors, whose sum is σ = 5120545460. Its totient is φ = 5120545458.

The previous prime is 5120545433. The next prime is 5120545487. The reversal of 5120545459 is 9545450215.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5120545459 - 2⁵ = 5120545427 is a prime.

It is not a weakly prime, because it can be changed into another prime (5120515459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2560272729 + 2560272730.

It is an arithmetic number, because the mean of its divisors is an integer number (2560272730).

Almost surely, 2^5120545459 is an apocalyptic number.

5120545459 is a deficient number, since it is larger than the sum of its proper divisors (1).

5120545459 is an equidigital number, since it uses as much as digits as its factorization.

5120545459 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180000, while the sum is 40.

The square root of 5120545459 is about 71557.9866891181. The cubic root of 5120545459 is about 1723.6089558829.

The spelling of 5120545459 in words is "five billion, one hundred twenty million, five hundred forty-five thousand, four hundred fifty-nine".