512964169 has 2 divisors, whose sum is σ = 512964170. Its totient is φ = 512964168.

The previous prime is 512964149. The next prime is 512964173. The reversal of 512964169 is 961469215.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 512343225 + 620944 = 22635^2 + 788^2 .

It is a cyclic number.

It is not a de Polignac number, because 512964169 - 2⁹ = 512963657 is a prime.

It is a super-2 number, since 2×512964169² = 526264477355721122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (512964139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256482084 + 256482085.

It is an arithmetic number, because the mean of its divisors is an integer number (256482085).

Almost surely, 2^512964169 is an apocalyptic number.

It is an amenable number.

512964169 is a deficient number, since it is larger than the sum of its proper divisors (1).

512964169 is an equidigital number, since it uses as much as digits as its factorization.

512964169 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 116640, while the sum is 43.

The square root of 512964169 is about 22648.7123033518. The cubic root of 512964169 is about 800.5018564634.

The spelling of 512964169 in words is "five hundred twelve million, nine hundred sixty-four thousand, one hundred sixty-nine".