411346861 has 4 divisors (see below), whose sum is σ = 412165152. Its totient is φ = 410528572.

The previous prime is 411346853. The next prime is 411346913. The reversal of 411346861 is 168643114.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 411346861 - 2³ = 411346853 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411346261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 408391 + ... + 409396.

It is an arithmetic number, because the mean of its divisors is an integer number (103041288).

Almost surely, 2^411346861 is an apocalyptic number.

It is an amenable number.

411346861 is a deficient number, since it is larger than the sum of its proper divisors (818291).

411346861 is an equidigital number, since it uses as much as digits as its factorization.

411346861 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 818290.

The product of its digits is 13824, while the sum is 34.

The square root of 411346861 is about 20281.6878242418. The cubic root of 411346861 is about 743.7084726384.

Adding to 411346861 its reverse (168643114), we get a palindrome (579989975).

The spelling of 411346861 in words is "four hundred eleven million, three hundred forty-six thousand, eight hundred sixty-one".