412789609 has 2 divisors, whose sum is σ = 412789610. Its totient is φ = 412789608.

The previous prime is 412789603. The next prime is 412789667. The reversal of 412789609 is 906987214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 236298384 + 176491225 = 15372^2 + 13285^2 .

It is a cyclic number.

It is not a de Polignac number, because 412789609 - 2⁵ = 412789577 is a prime.

It is a super-2 number, since 2×412789609² = 340790522596745762, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (412789603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206394804 + 206394805.

It is an arithmetic number, because the mean of its divisors is an integer number (206394805).

Almost surely, 2^412789609 is an apocalyptic number.

It is an amenable number.

412789609 is a deficient number, since it is larger than the sum of its proper divisors (1).

412789609 is an equidigital number, since it uses as much as digits as its factorization.

412789609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 217728, while the sum is 46.

The square root of 412789609 is about 20317.2244413453. The cubic root of 412789609 is about 744.5769464247.

The spelling of 412789609 in words is "four hundred twelve million, seven hundred eighty-nine thousand, six hundred nine".