511135147 has 2 divisors, whose sum is σ = 511135148. Its totient is φ = 511135146.

The previous prime is 511135139. The next prime is 511135171. The reversal of 511135147 is 741531115.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 511135147 - 2³ = 511135139 is a prime.

It is a super-2 number, since 2×511135147² = 522518276997423218, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (511136147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 255567573 + 255567574.

It is an arithmetic number, because the mean of its divisors is an integer number (255567574).

Almost surely, 2^511135147 is an apocalyptic number.

511135147 is a deficient number, since it is larger than the sum of its proper divisors (1).

511135147 is an equidigital number, since it uses as much as digits as its factorization.

511135147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2100, while the sum is 28.

The square root of 511135147 is about 22608.2981889394. The cubic root of 511135147 is about 799.5493018658.

The spelling of 511135147 in words is "five hundred eleven million, one hundred thirty-five thousand, one hundred forty-seven".