412135309 has 2 divisors, whose sum is σ = 412135310. Its totient is φ = 412135308.

The previous prime is 412135279. The next prime is 412135313. The reversal of 412135309 is 903531214.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 237314025 + 174821284 = 15405^2 + 13222^2 .

It is a cyclic number.

It is not a de Polignac number, because 412135309 - 2⁷ = 412135181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412135109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206067654 + 206067655.

It is an arithmetic number, because the mean of its divisors is an integer number (206067655).

Almost surely, 2^412135309 is an apocalyptic number.

It is an amenable number.

412135309 is a deficient number, since it is larger than the sum of its proper divisors (1).

412135309 is an equidigital number, since it uses as much as digits as its factorization.

412135309 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 412135309 is about 20301.1159545479. The cubic root of 412135309 is about 744.1833364474.

The spelling of 412135309 in words is "four hundred twelve million, one hundred thirty-five thousand, three hundred nine".