512929009 has 2 divisors, whose sum is σ = 512929010. Its totient is φ = 512929008.

The previous prime is 512928967. The next prime is 512929051. The reversal of 512929009 is 900929215.

It is a balanced prime because it is at equal distance from previous prime (512928967) and next prime (512929051).

It can be written as a sum of positive squares in only one way, i.e., 489648384 + 23280625 = 22128^2 + 4825^2 .

It is a cyclic number.

It is not a de Polignac number, because 512929009 - 2²³ = 504540401 is a prime.

It is not a weakly prime, because it can be changed into another prime (512929309) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 256464504 + 256464505.

It is an arithmetic number, because the mean of its divisors is an integer number (256464505).

Almost surely, 2^512929009 is an apocalyptic number.

It is an amenable number.

512929009 is a deficient number, since it is larger than the sum of its proper divisors (1).

512929009 is an equidigital number, since it uses as much as digits as its factorization.

512929009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 512929009 is about 22647.9360869815. The cubic root of 512929009 is about 800.4835664996.

The spelling of 512929009 in words is "five hundred twelve million, nine hundred twenty-nine thousand, nine".