6500120027 has 2 divisors, whose sum is σ = 6500120028. Its totient is φ = 6500120026.

The previous prime is 6500119993. The next prime is 6500120071. The reversal of 6500120027 is 7200210056.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6500120027 - 2¹² = 6500115931 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 6500119984 and 6500120011.

It is not a weakly prime, because it can be changed into another prime (6500120087) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3250060013 + 3250060014.

It is an arithmetic number, because the mean of its divisors is an integer number (3250060014).

Almost surely, 2^6500120027 is an apocalyptic number.

6500120027 is a deficient number, since it is larger than the sum of its proper divisors (1).

6500120027 is an equidigital number, since it uses as much as digits as its factorization.

6500120027 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 6500120027 is about 80623.3218554036. The cubic root of 6500120027 is about 1866.2670655717.

The spelling of 6500120027 in words is "six billion, five hundred million, one hundred twenty thousand, twenty-seven".