411956663 has 4 divisors (see below), whose sum is σ = 414920520. Its totient is φ = 408992808.

The previous prime is 411956653. The next prime is 411956681. The reversal of 411956663 is 366659114.

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 411956663 - 2⁴ = 411956647 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 411956663.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (411956603) 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, 1481720 + ... + 1481997.

It is an arithmetic number, because the mean of its divisors is an integer number (103730130).

Almost surely, 2^411956663 is an apocalyptic number.

411956663 is a deficient number, since it is larger than the sum of its proper divisors (2963857).

411956663 is a wasteful number, since it uses less digits than its factorization.

411956663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2963856.

The product of its digits is 116640, while the sum is 41.

The square root of 411956663 is about 20296.7155717372. The cubic root of 411956663 is about 744.0757952370.

The spelling of 411956663 in words is "four hundred eleven million, nine hundred fifty-six thousand, six hundred sixty-three".