16104461 has 4 divisors (see below), whose sum is σ = 16285500. Its totient is φ = 15923424.

The previous prime is 16104449. The next prime is 16104467. The reversal of 16104461 is 16440161.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 10956100 + 5148361 = 3310^2 + 2269^2 .

It is a cyclic number.

It is not a de Polignac number, because 16104461 - 2¹⁴ = 16088077 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 (16104467) 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, 90386 + ... + 90563.

It is an arithmetic number, because the mean of its divisors is an integer number (4071375).

Almost surely, 2^16104461 is an apocalyptic number.

It is an amenable number.

16104461 is a deficient number, since it is larger than the sum of its proper divisors (181039).

16104461 is an equidigital number, since it uses as much as digits as its factorization.

16104461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181038.

The product of its (nonzero) digits is 576, while the sum is 23.

The square root of 16104461 is about 4013.0363815944. The cubic root of 16104461 is about 252.5314067394.

The spelling of 16104461 in words is "sixteen million, one hundred four thousand, four hundred sixty-one".