409670411 has 4 divisors (see below), whose sum is σ = 427482192. Its totient is φ = 391858632.

The previous prime is 409670407. The next prime is 409670413. The reversal of 409670411 is 114076904.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 409670411 - 2² = 409670407 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (409670413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8905856 + ... + 8905901.

It is an arithmetic number, because the mean of its divisors is an integer number (106870548).

Almost surely, 2^409670411 is an apocalyptic number.

409670411 is a deficient number, since it is larger than the sum of its proper divisors (17811781).

409670411 is a wasteful number, since it uses less digits than its factorization.

409670411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17811780.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 409670411 is about 20240.3164747985. The cubic root of 409670411 is about 742.6967654856.

The spelling of 409670411 in words is "four hundred nine million, six hundred seventy thousand, four hundred eleven".