411605197 has 4 divisors (see below), whose sum is σ = 424882816. Its totient is φ = 398327580.

The previous prime is 411605177. The next prime is 411605209. The reversal of 411605197 is 791506114.

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 411605197 - 2¹¹ = 411603149 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 (411605137) 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, 6638763 + ... + 6638824.

It is an arithmetic number, because the mean of its divisors is an integer number (106220704).

Almost surely, 2^411605197 is an apocalyptic number.

It is an amenable number.

411605197 is a deficient number, since it is larger than the sum of its proper divisors (13277619).

411605197 is a wasteful number, since it uses less digits than its factorization.

411605197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13277618.

The product of its (nonzero) digits is 7560, while the sum is 34.

The square root of 411605197 is about 20288.0555253578. The cubic root of 411605197 is about 743.8641291610.

The spelling of 411605197 in words is "four hundred eleven million, six hundred five thousand, one hundred ninety-seven".