16541051 has 4 divisors (see below), whose sum is σ = 17514072. Its totient is φ = 15568032.

The previous prime is 16541029. The next prime is 16541069. The reversal of 16541051 is 15014561.

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 16541051 - 2¹⁸ = 16278907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16541251) 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, 486485 + ... + 486518.

It is an arithmetic number, because the mean of its divisors is an integer number (4378518).

Almost surely, 2^16541051 is an apocalyptic number.

16541051 is a deficient number, since it is larger than the sum of its proper divisors (973021).

16541051 is an equidigital number, since it uses as much as digits as its factorization.

16541051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973020.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 16541051 is about 4067.0690921104. The cubic root of 16541051 is about 254.7931219684.

The spelling of 16541051 in words is "sixteen million, five hundred forty-one thousand, fifty-one".