16411563 has 24 divisors (see below), whose sum is σ = 27207648. Its totient is φ = 9338112.

The previous prime is 16411561. The next prime is 16411567. The reversal of 16411563 is 36511461.

16411563 is a `hidden beast` number, since 1 + 641 + 15 + 6 + 3 = 666.

It is not a de Polignac number, because 16411563 - 2¹ = 16411561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (16411561) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20845 + ... + 21617.

It is an arithmetic number, because the mean of its divisors is an integer number (1133652).

Almost surely, 2^16411563 is an apocalyptic number.

16411563 is a deficient number, since it is larger than the sum of its proper divisors (10796085).

16411563 is a wasteful number, since it uses less digits than its factorization.

16411563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1123 (or 1120 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 16411563 is about 4051.1187343745. The cubic root of 16411563 is about 254.1265153930.

The spelling of 16411563 in words is "sixteen million, four hundred eleven thousand, five hundred sixty-three".