411161663 has 4 divisors (see below), whose sum is σ = 448540008. Its totient is φ = 373783320.

The previous prime is 411161627. The next prime is 411161669. The reversal of 411161663 is 366161114.

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 411161663 - 2⁶ = 411161599 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 (411161669) 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, 18689156 + ... + 18689177.

It is an arithmetic number, because the mean of its divisors is an integer number (112135002).

Almost surely, 2^411161663 is an apocalyptic number.

411161663 is a deficient number, since it is larger than the sum of its proper divisors (37378345).

411161663 is a wasteful number, since it uses less digits than its factorization.

411161663 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37378344.

The product of its digits is 2592, while the sum is 29.

The square root of 411161663 is about 20277.1216645756. The cubic root of 411161663 is about 743.5968442211.

The spelling of 411161663 in words is "four hundred eleven million, one hundred sixty-one thousand, six hundred sixty-three".