260327009 has 2 divisors, whose sum is σ = 260327010. Its totient is φ = 260327008.

The previous prime is 260327003. The next prime is 260327059. The reversal of 260327009 is 900723062.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 158256400 + 102070609 = 12580^2 + 10103^2 .

It is a cyclic number.

It is not a de Polignac number, because 260327009 - 2¹² = 260322913 is a prime.

It is a super-2 number, since 2×260327009² = 135540303229772162, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (260327003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130163504 + 130163505.

It is an arithmetic number, because the mean of its divisors is an integer number (130163505).

Almost surely, 2^260327009 is an apocalyptic number.

It is an amenable number.

260327009 is a deficient number, since it is larger than the sum of its proper divisors (1).

260327009 is an equidigital number, since it uses as much as digits as its factorization.

260327009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 260327009 is about 16134.6524288563. The cubic root of 260327009 is about 638.5178993659.

The spelling of 260327009 in words is "two hundred sixty million, three hundred twenty-seven thousand, nine".