511065047 has 2 divisors, whose sum is σ = 511065048. Its totient is φ = 511065046.

The previous prime is 511065031. The next prime is 511065073. The reversal of 511065047 is 740560115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511065047 - 2⁴ = 511065031 is a prime.

It is a super-2 number, since 2×511065047² = 522374964530224418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (511065017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255532523 + 255532524.

It is an arithmetic number, because the mean of its divisors is an integer number (255532524).

Almost surely, 2^511065047 is an apocalyptic number.

511065047 is a deficient number, since it is larger than the sum of its proper divisors (1).

511065047 is an equidigital number, since it uses as much as digits as its factorization.

511065047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4200, while the sum is 29.

The square root of 511065047 is about 22606.7478200647. The cubic root of 511065047 is about 799.5127486053.

The spelling of 511065047 in words is "five hundred eleven million, sixty-five thousand, forty-seven".