412352909 has 2 divisors, whose sum is σ = 412352910. Its totient is φ = 412352908.

The previous prime is 412352891. The next prime is 412352957. The reversal of 412352909 is 909253214.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 411197284 + 1155625 = 20278^2 + 1075^2 .

It is a cyclic number.

It is not a de Polignac number, because 412352909 - 2¹⁶ = 412287373 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412352509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206176454 + 206176455.

It is an arithmetic number, because the mean of its divisors is an integer number (206176455).

Almost surely, 2^412352909 is an apocalyptic number.

It is an amenable number.

412352909 is a deficient number, since it is larger than the sum of its proper divisors (1).

412352909 is an equidigital number, since it uses as much as digits as its factorization.

412352909 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 412352909 is about 20306.4745586229. The cubic root of 412352909 is about 744.3142851912.

It can be divided in two parts, 41235 and 2909, that added together give a palindrome (44144).

The spelling of 412352909 in words is "four hundred twelve million, three hundred fifty-two thousand, nine hundred nine".